KyteLabs InfoBase - Electron Tubes & Valves Data Last modified: 2021-06-05 (20303)
4NF-Leistungsverstärker
Audio Power Amplifier Characteristics
Vorige Seite - Previous Page Seitenende - End of Page Inhalt - Table of Contents Start - Top of Document Nächste Seite - Next Page

4.5 Tetrode oder Pentode im Eintaktbetrieb
Single-Ended Tetrode or Pentode

Alle Eintakt-NF-Verstärker werden in Klasse A betrieben. Wenn nichts anderes angegeben, ist das Bremsgitter g3 mit der Katode verbunden.
All single-ended audio amplifiers are operated under Class-A conditions. The suppressor grid g3 is tied to the cathode, unless otherwise specified.

Hoch - UpRunter - Down 2E30  
Ua:
Ug3:
Ug2:
Ug1:
Uf:
Rk: 		180
-
180
-10
6.0
-		 250
-
250
-16.5
6.0
-		 180
-
180
-13
6.0
400		 250
-
250
-20
6.0
450		 V
V
V
V
V
Ohm
Ia:
Ig2: 		30
2.5		 32
4.3		 40
3.3		 44
7.4		 30
2.5		 32
5.2		 40
3.3		 44
7.4		 mA
mA
RaL:
Pout:
Ug1~:
k: 		4.5
0
0
-		 4.5
1.8
9.0
6.5		 4.5
0
0
-		 4.5
4.5
14
8.0		 4.5
0
0
-		 4.5
2.25
11
8.0		 4.5
0
0
-		 4.5
4.5
14
8.0		 kOhm
W
V.pk
%
Ref *? DC Maf49 AC Maf49 13557

Hoch - UpRunter - Down 2E35 2P1P 2P2P  
Ua:
Ug2:
Ug1:
Uf:
If:
Rg1: 		22.5
22.5
0
-
-
5.0		 45
45
-1.25
-
-
-		 90
90
-4.5
1.2
60
-		 90
90
-4.5
0.95
-
-		 90
90
-4.5
1.2
120
-		 90
90
-4.5
0.95
-
-		 90
90
-4.5
2.4
60
-		 90
90
-4.5
1.9
-
-		 60
60
-3.5
-
-
-		 90
90
-7.0
-
-
-		 V
V
V
V
mA
MOhm
Ia:
Ig2:
 0.27
0.07		 0.45
0.11		 4.75
1.1		 -
-		 9.5
2.2		 -
-		 7.5
1.7		 -
-		 3.5
0.8		 -
-		 mA
mA
RaL:
Pout:
Ug1~:
k: 		150
1.2
-
10		 100
6.0
-
10		 10
150
3.2
-		 10
35
3.2
-		 10
210
3.2
7.0		 10
140
3.2
-		 10
180
3.2
-		 10
120
3.2
-		 20
75
2.5
-		 15
190
3.7
-		 kOhm
mW
V.rms
%
Ref *? Ray56 Ccc77 Ccc77 13327

Hoch - UpRunter - Down 4J1L 10J1L 12J1L 4P1L  
Ua:
Ug3:
Ug2:
Ug1:
Rg2:
Rk: 		250
0
-
-
20
500		 150
0
150
-7.0
-
-		 240
0
160
-10.2
-
-		 V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		  35
6.5		 31
4.0		 mA
mA
RaL:
Pout:
Ug1~:
k: 		35
0.5
2.8
-		 6.0
1.5
-
-		 7.0
2.6
-
-		 kOhm
W
V.rms
%
Ref *? Sve76 Ccc70 Ccc70 Sve77 Mik60  

Hoch - UpRunter - Down 4E27 6A4  
Ua:
Ug3:
Ug2:
Ug1:
Rg1:
Rk: 		500
60
500
-47
-
-		 1000
0
300
-27
-
-		 100
-
100
-6.5
-
615		 135
-
135
-9.0
-
545		 165
-
165
-11
-
470		 180
-
180
-12
-
465		 V
V
V
V
MOhm
Ohm
Ia:
Ig2: 		150
10		 75
5.0		 9.0
1.6		 14
2.5		 20
3.5		 22
3.9		 mA
mA
RaL:
Pout:
Ug1~:
k: 		2.6
30
47
-		 12
34
27
-		 11
0.31
-
9.0		 9.5
0.7
-
9.0		 8.0
1.2
-
9.0		 8.0
1.4
-
9.0		 kOhm
W
V.pk
%
Ref *? 219 221 AC Rca45 214 Rca37  

Hoch - UpRunter - Down 6AN5 6AY8 G 6BM5 6F3P 6F6 6F6S  
Ua:
Ug2:
Ug1:
Rk: 		120
120
-
120		 250
100
-5.0
-		 250
250
-6.0
180		 170
170
-11.5
200		 250
250
-16.5
-		 250
250
-
410		 285
285
-20
-		 285
285
-
440		 315
315
-22
-		 250
250
-16.5
-		 V
V
V
Ohm
Ia:
Ig2: 		35
12		 52
1.5		 30
3.0		 41
14		 34
6.5		 36
10.5		 34
6.5		 35
9.7		 38
7.0		 40
13		 38
7.0		 38
12		 42
8.0		 35
6.25		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		2.5
1.3
-
-
-		 7.0
4.0
-
-
7.0		 7.0
3.5
-
4.2
10		 3.9
3.0
8.1
-
10		 7.0
0
0
-
-		 7.0
3.2
16.5
-
8.0		 7.0
0
0
-
-		 7.0
3.1
16.5
-
8.5		 7.0
0
0
-
-		 7.0
4.8
20
-
9.0		 7.0
0
0
-
-		 7.0
4.5
20
-
9.0		 7.0
5.0
-
-
7.0		 7.0
2.75
-
11.6
-		 kOhm
W
V.pk
V.rms
%
Ref *? Get52 Mik60 Cif68 Ccc70 Rca57 Rca35 Ccc70  

Hoch - UpRunter - Down 6GC5 6GK6 6K6 GT  
Ua:
Ug2:
Ug1:
Rk: 		110
110
-7.5
-		 200
125
-
180		 250
250
-7.3
135		 100
100
-7.0
-		 250
250
-18
-		 315
250
-21
-		 V
V
V
Ohm
Ia:
Ig2: 		49
4.0		 50
10		 46
2.2		 47
8.5		 48
5.5		 49.5
10.8		 9.0
1.6		 9.5
3.0		 32
5.5		 33
10		 25.5
4.0		 28
9.0		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		2.0
0
-
0
-		 2.0
2.1
-
7.5
10		 4.0
0
-
0
-		 4.0
3.8
-
8.5
10		 5.2
0
0
-
-		 5.2
5.7
4.3
-
10		 12
0
-
0
-		 12
0.35
-
7.0
11		 7.6
0
-
0
-		 7.6
3.4
-
18
11		 9.0
0
-
0
-		 9.0
4.5
-
21
15		 kOhm
W
V.rms
V.pk
%
Ref *? Syl61 Syl60 Get53  

Hoch - UpRunter - Down 6L6  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-
170		 300
200
-
220		 375
125
-
365		 250
250
-14
-		 300
200
-12.5
-		 350
250
-18
-		 375
125
-9.0
-		 375
250
-17.5
-		 V
V
V
Ohm
Ia:
Ig2: 		75
5.4		 78
7.2		 51
3.0		 54.5
4.6		 24
0.7		 24.3
1.8		 72
5.0		 79
7.3		 48
2.5		 55
4.7		 54
2.5		 66
7.0		 24
0.7		 26
2.0		 57
2.5		 67
6.0		 mA
mA
RaL:
Pout:
Ug1~:
k2:
k3:
k: 		2.5
0
0
-
-
-		 2.5
6.5
14
9.7
2.5
10		 4.5
0
0
-
-
-		 4.5
6.5
12.5
10.7
2.5
11		 14
0
0
-
-
-		 14
4.0
8.5
8.0
4.0
9.0		 2.5
0
0
-
-
-		 2.5
6.5
14
9.7
2.5
10		 4.5
0
0
-
-
-		 4.5
6.5
12.5
10.7
2.5
11		 4.2
0
0
-
-
-		 4.2
10.8
18
-
-
15		 14
0
0
-
-
-		 14
4.2
8.0
8.0
4.0
9.0		 4.0
0
0
-
-
-		 4.0
11.5
17.5
11.5
4.2
14.5		 kOhm
W
V.pk
%
%
%
Ref *? 30 Rca37 Rca57 30 Rca37 29 Rca37 Rca57 29 Rca37 29 Rca57 29 Rca37  

Hoch - UpRunter - Down 6P1P 6P1P -EW 6P2P 6P3S 6P6S 6P14P 6P15P 6P18P  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-12.5
-		 250
250
-12.5
-		 120
120
-5.5
-		 250
250
-14
-		 250
250
-12.5
-		 250
250
-
120		 170
170
-
82		 300
150
-
75		 180
180
-
110		 V
V
V
Ohm
Ia:
Ig2: 		44
12		 44
10		 35
12		 79
7.3		 46
7.5		 48
11		 30
5.0		 28
4.0		 48
14		 mA
mA
RaL:
Pout:
Ug1~:
k: 		5.0
3.5
8.8
7.0		 5.0
3.8
8.8
14		 3.5
1.0
-
-		 2.5
6.5
10
10		 5.0
3.6
8.8
10		 5.2
4.2
3.4
10		 4.5
1.75
1.8
8.5		 10
3.6
1.8
10		 3.0
3.0
4.0
8.0		 kOhm
W
V.rms
%
Ref *? Ccc70 Bab58 Mik60 Ccc70  

Hoch - UpRunter - Down 6V6GT 6W6GT  
Ua:
Ug2:
Ug1:
Rk: 		180
180
-8.5
-		 250
250
-12.5
-		 315
225
-13
-		 110
110
-7.5
-		 200
125
-
180		 V
V
V
Ohm
Ia:
Ig2: 		29
3.0		 30
4.0		 45
4.5		 47
7.0		 34
2.2		 35
6.0		 49
4.0		 50
10		 46
2.2		 47
8.5		 mA
mA
RaL:
Pout:
Ug1~:
k: 		5.5
0
0
-		 5.5
2.0
8.5
8.0		 5.0
0
0
-		 5.0
4.5
12.5
8.0		 8.5
0
0
-		 8.5
5.5
13
12		 2.0
0
0
-		 2.0
2.1
7.5
10		 4.0
0
0
-		 4.0
3.8
8.5
10		 kOhm
W
V.pk
%
Ref *? Get55 Get56 13575

Hoch - UpRunter - Down 7J12S 7P12S 10J3L 12A6 12J3L  
Ua:
Ug3:
Ug2:
Ug1:
Rg2:
Rk: 		250
0
135
-3.0
-
-		 180
-
135
-
-
-		 250
-
-
-
20
500		 180
-
180
-8.5
-
350		 250
-
250
-12.5
-
370		 250
-
-
-
20
500		 V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		5.5
1.05		     21
2.6		 22
4.0		 30
3.5		 32
5.5		   mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		60
0.4
1.9
-
14		 4.0
2.2
10.6
-
14		 35
0.5
2.8
-
10		 8.0
0
-
0
-		 8.0
1.6
-
8.5
7.0		 7.5
0
-
0
-		 7.5
3.4
-
12.5
7.0		 -
0.5
2.8
-
10		 kOhm
W
V.rms
V.pk
%
Ref *? Ccc70 Ccc70 Ccc70 Mik60 Mik60 Syl49 Ccc70  

Hoch - UpRunter - Down 13P1S 14A5 18HB8 30P1S  
Ua:
Ug2:
Ug1:
Rk: 		26
26
0
-		 250
250
-12.5
370		 115
115
-
150		 90
100
-
100		 V
V
V
Ohm
Ia:
Ig2:
S:
µg2g1:
ra: 		42
4.0
7.5
-
1.5		 30
3.5
-
-
-		 32
5.5
-
-
-		 33
7.5
-
-
-		 32
10
-
-
-		 -
-
-
-
-		 mA
mA
mA/V

kOhm
RaL:
Pout:
Ug1~:
Ug1~:
k: 		0.75
0.22
5.5
-
-		 7.5
0
-
0
-		 7.5
2.8
-
12.5
7.0		 3.5
0
-
0
-		 3.5
1.0
-
-
8.0		 1.8
0.5
2.4
-
3.5		 kOhm
W
V.rms
V.pk
%
Ref *? Ccc70 Syl49 Syl60 Ccc70  

Hoch - UpRunter - Down 25C5 25L6 25L6 GT  
Ua:
Ug2:
Ug1:
Rk: 		110
110
-7.5
-		 110
110
-7.5
-		 110
110
-7.5
-		 200
125
-
180		 V
V
V
Ohm
Ia:
Ig2: 		49
4.0		 50
8.5		 49
4.0		 54
9.0		 49
4.0		 50
11		 49
4.0		 50
10		 46
2.2		 47
8.5		 mA
mA
RaL:
Pout:
Ug1~:
k:
k2:
k3: 		2.5
0
0
-
-
-		 2.5
1.9
7.5
9.0
-
-		 1.5
0
0
-
-
-		 1.5
2.1
7.5
11
10
4.0		 2.0
0
0
-
-
-		 2.0
2.2
7.5
10
3.5
8.5		 2.0
0
0
-
-
-		 2.0
2.1
7.5
10
-
-		 4.0
0
0
-
-
-		 4.0
3.8
8.5
10
-
-		 kOhm
W
V.pk
%
%
%
Ref *? Get56 Rca37 Get54  

Hoch - UpRunter - Down 30P12 50FY8 50HK6 807 4654  
Ua:
Ug3:
Ug2:
Ug1:
Rk: 		180
-
180
-10.3
-		 125
-
125
-
120		 110
-
110
-7.5
-		 300
-
250
-12.5
-		 500
-
200
-14.5
-		 250
0
275
-
175		 V
V
V
V
Ohm
Ia:
Ig2:
S:
µg2g1:
ra: 		31
7.2
-
-
-		 70
10
-
-
-		 66
19
-
-
-		 50
4.0
7.5
-
10		 83
8.0
6.5
-
24		 50
1.6
5.7
-
39		 72
8.0
-
-
-		 -
-
-
-
-		 mA
mA
mA/V

kOhm
RaL:
Pout:
Ug1~:
Ug1~:
k: 		5.0
2.25
3.9
-
5.0		 2.0
0
-
0
-		 2.0
3.0
-
-
10		 2.5
1.9
-
-
-		 3.0
6.4
-
-
-		 6.0
11.5
-
-
-		 3.5
0.05
0.5
-
-		 3.5
9.2
11.5
-
11.4		 kOhm
W
V.rms
V.pk
%
Ref *? Mik60 Syl59 Rat64 Mik60 Phi48  

Hoch - UpRunter - Down 5618 5639 5686  
Ua:
Ug3:
Ug2:
Ug1:
Uf:
Rk: 		250
0
75
-8.0
3.0
-		 250
0
75
-8.0
6.0
-		 150
-
100
-
-
100		 250
-
250
-12.5
-
-		 V
V
V
V
V
Ohm
Ia:
Ig2: 		19
2.0		 20.5
4.5		 16
1.5		 17.5
3.5		 21
4.0		 27
3.0		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		12
0
-
0
-		 12
1.4
-
8.0
10		 12
0
-
0
-		 12
1.2
-
8.0
10		 9.0
0.75
2.0
-
-		 9.0
2.7
-
-
-		 9.0
2.7
9.0
-
10		 kOhm
W
V.rms
V.pk
%
Ref *? 176 ICAS Rca47 Val62 Mik60
Rah56		 Rtt94  

Hoch - UpRunter - Down 5881 6005 6216 6550  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-14
-		 300
200
-12.5
-		 350
250
-18
-		 250
250
-12.5
-		 200
100
-6.0
-		 250
250
-14
-		 400
225
-16.5
-		 V
V
V
Ohm
Ia:
Ig2: 		75
4.3		 80
7.6		 48
2.5		 55
4.7		 53
2.5		 65
8.5		 45
4.5		 47
7.0		 47
2.0		 51
4.0		 140
12		 150
28		 87
4.0		 105
18		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		2.5
0
-
0
-		 2.5
6.7
-
14
10		 4.5
0
-
0
-		 4.5
6.5
-
12.5
11		 4.2
0
-
0
-		 4.2
11.3
-
18
13		 5.0
0
0
-
-		 5.0
4.5
8.8
-
8.0		 4.5
0
-
0
-		 4.5
3.8
-
6.0
10		 1.5
0
-
0
-		 1.5
12.5
-
14
7.0		 3.0
0
-
0
-		 3.0
20
-
16.5
13.5		 kOhm
W
V.rms
V.pk
%
Ref *? Tse62 Tfk65 Get63 Rca62  

Hoch - UpRunter - Down 6550A 6760
6761		 7355 7561 7591A
7868		  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-14
-		 400
225
-16.5
-		 130
130
-7.5
100		 250
225
-15
-		 110
110
-
110		 200
125
-
170		 250
150
-
310		 300
300
-10
-		 V
V
V
Ohm
Ia:
Ig2: 		140
12		 150
22		 87
4.0		 105
14		 70
3.5		 62
3.2		 74
16.5		 55
2.4		 55
7.8		 50
1.5		 50
8.0		 41
1.0		 42.3
8.5		 60
8.0		 75
15		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		1.5
0
-
0
-		 1.5
12.5
-
14
7.0		 3.0
0
-
0
-		 3.0
20
-
16.5
13.5		 2.0
3.0
-
-
10		 2.5
0
-
0
-		 2.5
9.0
-
15
15		 1.9
0
0
-
-		 1.9
2.1
3.9
-
10		 3.8
0
0
-
-		 3.8
5.1
5.8
-
10		 5.0
0
0
-
-		 5.0
6.5
6.5
-
10		 3.0
0
-
0
-		 3.0
11
-
10
13		 kOhm
W
V.rms
V.pk
%
Ref *? Get72 Mik60 Get63 Tfk65 Syl  

Hoch - UpRunter - Down 7754  
Ua:
Ug2:
Ug1:
Rk: 		130
130
-11
-		 140
140
-
100		 V
V
V
Ohm
Ia:
Ig2: 		100
5.0		 108
15		 100
5.0		 100
14		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		1.1
0
-
0
-		 1.1
4.5
-
11
11		 1.1
0
-
0
-		 1.1
4.5
-
11.3
11		 kOhm
W
V.rms
V.pk
%
Ref *? Syl60  

Hoch - UpRunter - Down AL1 AL2 AL4 AL5 AL60  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-15
-		 250
250
-25
-		 250
250
-6.0
150		 250
250
-16
200		 250
275
-14
175		 250
250
-7.0
90		 V
V
V
Ohm
Ia:
Ig2: 		36
6.8		 36
5.0		 36
5.0		 72
7.5		 72
7.0		 72
8.0		 mA
mA
RaL:
Pout:
Ug1~:
k: 		7.0
3.1
9.7
6.0		 7.0
3.8
14
10		 7.0
0.05
0.33
-		 7.0
4.3
3.6
10		 7.0
0.05
0.33
-		 7.0
4.0
4.0
10		 3.5
7.7
8.0
10		 3.5
0.05
0.5
-		 3.5
8.8
9.0
10		 3.0
8.0
4.2
-		 kOhm
W
V.rms
%
Ref *? Mik60 Phi35 Mik60 Phi35 Rat49 Rwm53 Phi37 Rat49 Mik60  

Hoch - UpRunter - Down AL860 C3b C3g C3m
C3o		  
Ua:
Ug3:
Ug2:
Ug1:
Uf:
Rk: 		200
0
150
-7.0
2.4
-		 250
-
150
-2.0
-
175		 220
0
150
-
-
115		 220
0
150
-
-
250		 V
V
V
V
V
Ohm
Ia:
Ig2: 		35
6.0		 8.0
3.5		 13
4.7		 17.4
5.0		 mA
mA
RaL:
Pout:
Ug1~:
k: 		5.0
3.0
5.0
10		 15
0.9
-
5.0		 15
1.2
0.85
10		 10
1.5
-
10		 kOhm
W
V.rms
%
Ref *? Rft59 Mik60 Sie64 Sie64  

Hoch - UpRunter - Down CK526 AX CK533 AX CK542DX CK547DX DL67  
Ua:
Ug2:
Ug1:
Uf:
Rg1: 		22.5
22.5
-1.5
1.25
-		 22.5
22.5
0
1.25
5.0		 15
15
-1.5
1.25
-		 22.5
22.5
-2.0
1.25
-		 22.5
22.5
0
1.25
10		 30
30
0
1.25
10		 45
45
-1.25
1.25
10		 22.5
22.5
-
-
10		 V
V
V
V
MOhm
Ia:
Ig2: 		450
120		 360
90		 175
60		 -
-		 425
130		 -
-		 100
25		 -
-		 270
65		 -
-		 170
40		 -
-		 500
95		 µA
µA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		50
3.75
-
1.5
10		 75
1.3
0.6
-
12		 75
0
0
-
-		 75
1.0
-
1.5
10		 50
0
0
-
-		 50
3.75
-
2.0
10		 300
0
0
-
-		 300
0.5
0.5
-
12		 200
0
0
-
-		 200
2.0
0.6
-
12		 200
0
0
-
-		 200
3.5
0.7
-
12		 100
1.8
0.45
-
10		 kOhm
mW
V.rms
V.pk
%
Ref *? Ray56 Ray56 Ray56 Ray56 14 Val62 13282

Hoch - UpRunter - Down DL93  
Ua:
Ug2:
Ug1:
Uf: 		135
90
-7.5
1.4		 150
90
-8.4
1.4		 V
V
V
V
Ia:
Ig2: 		14.8
2.6		 14.9
3.5		 13.3
2.2		 14.1
3.5		 mA
mA
RaL:
Pout:
Ug1~:
k: 		8.0
0
0
-		 8.0
0.6
5.3
5.0		 8.0
0
0
-		 8.0
0.7
5.9
6.0		 kOhm
W
V.rms
%
Ref *? Phi53 13329

Hoch - UpRunter - Down E2b
E2c
E2e		 E2d E81L
18046		 E83F
18042		  
Ua:
Ug3:
Ubg2:
Ug2:
Ug1:
Rg2:
Rk: 		220
-
-
200
-3.3
-
-		 250
-
-
250
-7.0
-
-		 210
0
-
210
-
-
120		 210
0
-
210
-
-
180		 120
0
120
-
-
5.6
180		 210
0
120
-
-
5.6
180		 V
V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		42
5.0		 35
5.0		 20
5.3		 15
4.0		 8.3
1.7		 8.3
1.7		 mA
mA
RaL:
Pout:
Ug1~:
k: 		6.5
2.0
-
5.0		 7.0
4.0
-
10		 15
1.0
-
5.0		 20
-
-
-		 10
0.34
1.1
10		 20
0.66
1.1
10		 kOhm
W
V.rms
%
Ref *? Mik60 Mik60 Val62 Val62  

Hoch - UpRunter - Down E84L  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-7.3
135		 250
250
-7.3
135		 250
210
-6.4
160		 V
V
V
Ohm
Ia:
Ig2: 		48
5.5		 -
-		 -
-		 50.6
10		 50.5
11		 48
5.5		 -
-		 -
-		 49.5
10.8		 49.2
11.6		 36
3.9		 -
-		 36.6
7.3		 36.5
8.0		 mA
mA
RaL:
Pout:
Ug1~:
k:
k2:
k3: 		4.5
0
0
-
-
-		 4.5
0.05
0.3
-
-
-		 4.5
4.5
3.5
7.5
5.7
4.5		 4.5
5.7
4.4
10
5.0
8.0		 4.5
6.0
4.8
-
-
-		 5.2
0
0
-
-
-		 5.2
0.05
0.3
-
-
-		 5.2
4.5
3.4
6.8
3.0
5.8		 5.2
5.7
4.3
10
2.0
9.5		 5.2
6.0
4.7
-
-
-		 7.0
0
0
-
-
-		 7.0
0.05
0.3
-
-
-		 7.0
4.3
3.4
10
1.8
9.3		 7.0
4.7
3.8
-
-
-		 kOhm
W
V.rms
%
%
%
Ref *? 144 Sie63 Tfk65 Val62 143 144 Sie63 Tfk65 Val62 143 144 Sie63 Tfk65 Val62 143  

Hoch - UpRunter - Down E84L E87L E130L EBL71  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-8.4
210		 250
250
-6.0
150		 250
150
-15.5
-		 250
250
-5.2
105		 V
V
V
Ohm
Ia:
Ig2: 		36
4.1		 -
-		 36.8
8.5		 36
14.6		 35
5.0		 100
4.0		 100
18		 44
6.0		 mA
mA
RaL:
Pout:
Ug1~:
k:
k2:
k3: 		7.0
0
0
-
-
-		 7.0
0.05
0.3
-
-
-		 7.0
4.2
3.5
10
1.7
8.7		 7.0
5.6
5.5
-
-
-		 7.0
3.9
3.8
10
-
-		 2.7
0
0
-
-
-		 2.7
11.5
3.82
10
-
-		 5.7
0.05
0.3
-
-
-		 5.7
4.5
3.9
7.0
-
-		 kOhm
W
V.rms
%
%
%
Ref *? 144 Sie63 Tfk65 Val62 143 Mik60 Sie63 Tfk65 Val62 130 Ftb50 Lor50  

Hoch - UpRunter - Down ECL80 ECL81 - PCL81  
Ub:
Ua:
Ug2:
Ug1:
Rg2:
Rg1:
Rk: 		170
170
170
-6.7
0
-
-		 200
200
200
-8.0
0
-
-		 250
250
-
-12.2
4.7
-
-		 -
170
170
-5.3
-
1.0
-		 -
200
200
-7.0
-
1.0
-		 V
V
V
V
kOhm
MOhm
Ohm
Ia:
Ig2: 		15
2.8		 -
-		 -
-		 17.5
3.3		 -
-		 -
-		 14
2.6		 -
-		 -
-		 30
4.8		 -
10.5		 30
4.8		 -
9.6		 mA
mA
RaL:
Pout:
Ug1~:
k:
eta:
V: 		11
0.05
0.7
-
-
-		 11
1.0
3.7
10
-
-		 11
1.27
4.4
-
50
-		 11
0.05
0.7
-
-
-		 11
1.4
4.1
10
-
-		 11
1.75
5.1
-
50
-		 17.5
0.05
0.75
-
-
-		 17.5
1.55
5.3
10
-
-		 17.5
1.75
5.9
-
50
-		 6.0
0.05
0.4
-
-
44		 6.0
2.2
3.0
10
-
44		 7.0
0.05
0.4
-
-
44		 7.0
2.4
3.7
10
-
44		 kOhm
W
V.rms
%
%
Ref *? Sie64 263 Fwe56 Rft59  

Hoch - UpRunter - Down ECL82 ECL83  
Ua:
Ug2:
Ug1:
Rk: 		100
100
-6.0
-		 170
170
-11.5
-		 200
170
-12.5
-		 200
200
-16
-		 170
170
-9.5
270		 200
200
-13
410		 V
V
V
Ohm
Ia:
Ig2: 		26
5.0		 -
-		 41
8.0		 -
-		 35
6.5		 -
-		 35
7.0		 -
-		 30
5.0		 27
4.4		 mA
mA
RaL:
Pout:
Ug1~:
k: 		3.9
0.05
0.65
-		 3.9
1.05
3.8
10		 3.9
0.05
0.59
-		 3.9
3.3
6.0
10		 5.6
0.05
0.56
-		 5.6
3.4
5.8
10		 5.6
0.05
0.6
-		 5.6
3.5
6.6
10		 5.5
2.2
5.0
10		 7.5
2.5
5.2
10.5		 kOhm
W
V.rms
Ref *? Phi56 Sie64 Mul58  

Hoch - UpRunter - Down EEL71 EEL 171  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-6.5
230		 250
250
-12
-		 V
V
V
Ohm
Ia:
Ig2: 		24
4.0		 40
6.0		 mA
mA
RaL:
Pout:
Ug1~:
k: 		9.0
0.05
0.4
-		 9.0
2.3
3.1
10		 4.0
4.5
4.5
-		 kOhm
W
V.rms
%
Ref *? L Ftb50 L Ftb51  

Hoch - UpRunter - Down CL1 CL2 CL4  
Ua:
Ug2:
Ug1:
Rk: 		200
200
-14
400		 250
250
-19
500		 100
100
-15
260		 200
75
-11
-		 200
100
-19
420		 200
200
-8.5
170		 V
V
V
Ohm
Ia:
Ig2: 		25
2.4		 32
3.2		 50
8.0		 40
4.5		 40
5.0		 45
6.0		 mA
mA
RaL:
Pout:
Ug1~:
k: 		8.0
1.0
5.8
5.0		 8.0
1.8
9.0
10		 7.0
2.8
11.3
-		 3.0
1.0
6.2
5.0		 2.0
1.7
9.7
10		 5.0
2.25
6.9
10		 9.0
1.35
5.4
5.0		 5.0
3.0
8.8
10		 4.5
0.05
0.5
-		 4.5
4.0
5.0
10		 4.5
0.05
0.4
-		 4.5
4.0
5.5
10		 kOhm
W
V.rms
%
Ref *? Phi35 Mik60 Phi35 Mik60 Phi35 Mik60 Phi35 Phi35 Phi35 Mik60 Phi35 Phi40 Rwm53  

Hoch - UpRunter - Down CL6  
Ua:
Ug2:
Ug1:
Rk: 		100
100
-8.3
140		 200
-
-
140		 200
100
-9.5
190		 V
V
V
Ohm
Rg2:
Cg2:
Ck: 		-
-
50		 27
32
50		 -
-
50		 kOhm
µF
µF
Ia:
Ig2: 		50
9.0		 45
4.5		 45
5.5		 mA
mA
RaL:
Pout:
Ug1~:
k: 		2.0
0.05
0.62
-		 2.0
2.1
5.6
10		 6.0
0.05
0.42
-		 6.0
2.6
3.8
8.0		 4.5
0.05
0.47
-		 4.5
4.0
5.6
10		 kOhm
W
V.rms
%
Ref *? Ci1 Phi40 Ci2 Phi40 Phi40  

Hoch - UpRunter - Down EL1 EL3 EL5 EL6 EL8  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-18.5
500		 250
250
-6.0
150		 250
275
-14
175		 250
250
-7.0
90		 250
250
-7.5
320		 V
V
V
Ohm
Ia:
Ig2: 		32
4.5		 36
4.0		 72
7.0		 72
8.0		 20
3.2		 mA
mA
RaL:
Pout:
Ug1~:
k: 		11.5
2.8
-
-		 7.0
0.05
0.33
-		 7.0
4.5
4.2
10		 3.5
0.05
0.5
-		 3.5
8.8
8.2
10		 3.5
0.05
0.3
-		 3.5
8.2
4.8
10		 12.5
0.05
0.58
-		 12.5
2.0
3.8
10		 kOhm
W
V.rms
%
Ref *? Mik60 Phi40 Phi40 Phi40 Rat49  

Hoch - UpRunter - Down EL11 EL12 EL12 N EL13  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-6.0
150		 250
250
-7.0
90		 250
250
-
90		 250
250
-7.5
320		 V
V
V
Ohm
Ia:
Ig2: 		36
4.0		 72
8.0		 72
11		 20
3.2		 mA
mA
RaL:
Pout:
Ug1~:
k: 		7.0
0.05
0.33
-		 7.0
4.5
4.2
10		 7.0
0.05
0.33
-		 7.0
4.0
4.0
10		 3.5
0.05
0.3
-		 3.5
8.0
4.5
10		 3.5
0.05
0.3
-		 3.5
8.0
4.5
10		 12.5
2.0
3.8
10		 kOhm
W
V.rms
%
Ref *? Phi48 Tfk38 215 266 Rwm53 266 267 Rwm53 Rft59 Rat51  

Hoch - UpRunter - Down EL30 EL33 EL34 EL36
Mullard		 EL37  
Ub:
Ua:
Ug3:
Ug2:
Ug1:
Rg2:
Rk: 		-
250
0
250
-4.5
-
200		 -
250
-
250
-6.0
-
-		 -
250
-
250
-6.0
-
150		 265
250
-
-
-14.5
2.0
-		 265
250
-
265
-13.5
0
-		 -
250
0
250
-
-
106		 -
300
0
300
-
-
190		 -
250
-
250
-7.0
-
90		 -
250
-
250
-13.5
-
120		 V
V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		18
3.5		 36
4.0		 36
4.0		 70
10		 100
14.9		 100
15		 83
13		 72
8.0		 100
13.5		 mA
mA
RaL:
Pout:
Ug1~:
k: 		12
1.8
-
-		 7.0
0.05
0.35
-		 7.0
4.5
4.2
10		 7.0
0.05
0.33
-		 7.0
4.0
4.2
10		 3.0
0.05
0.65
-		 3.0
8.0
9.3
10		 2.0
0.05
0.5
-		 2.0
11
8.7
10		 2.0
0.05
0.5
-		 2.0
11
8.0
10		 3.5
0.05
0.45
-		 3.5
11
8.2
10		 3.5
8.2
4.8
10		 2.5
0.05
0.45
-		 2.5
10.5
-
10		 2.5
11.5
10.8
13.5		 kOhm
W
V.rms
%
Ref *? Mik60 Phi53 Mul58 Tfk65 240 Mul64 Mik60 Mul57  

Hoch - UpRunter - Down EL34  
Ub:
Ua:
Ug3:
Ug2:
Ug1: 		280
250
0
265
-13.5		 280
249
0
265
-13.5		 280
250
0
245
-14.5		 280
249
0
235
-14.5		 V
V
V
V
V
Ra:
Rg2:
Rg2s:
Rg1:
Rg1s:
Rk:
Cg2:
Cg1:
Ck: 		160
-
100
0.7
1.0
120
-
20
100		 200
2.0
-
0.7
1.0
180
4.0
20
100		 Ohm
kOhm
Ohm
MOhm
kOhm
Ohm
µF
nF
µF
Ia:
Ig2: 		100
14.9		 105
29		 70
10		 73
15		 mA
mA
RaL:
Pout:
Ug1~:
k: 		2.0
0.05
0.65
0.5		 2.0
10
8.0
10		 3.0
0.05
0.5
0.5		 3.0
8.0
9.3
10		 kOhm
W
V.rms
%
Ref *? Ci1 Fsr55 Ci2 Fsr55  

Hoch - UpRunter - Down EL41 EL42  
Ua:
Ug2:
Ug1:
Rk: 		250
250
-7.0
170		 250
250
-7.0
170		 200
200
-
360		 225
225
-
360		 V
V
V
Ohm
Ia:
Ig2:
Ig1: 		36
5.2
0		 -
-
0		 -
-
0.3		 36
5.2
-		 -
-
-		 -
-
-		 22.5
3.5
-		 -
-
-		 26
4.1
-		 -
-
-		 mA
mA
µA
RaL:
Pout:
Ug1~:
k: 		7.0
0.05
0.32
-		 7.0
3.9
3.8
10		 7.0
4.8
5.1
14.5		 7.0
0.05
0.32
-		 7.0
4.2
3.7
10		 7.0
4.5
4.0
11.5		 9.0
0.05
0.8
-		 9.0
2.1
6.8
11		 9.0
0.05
0.75
-		 9.0
2.8
8.0
12		 kOhm
W
V.rms
%
Ref *? Fsr54 Phi52 Mul58 Phi53  

Hoch - UpRunter - Down EL82  
Ub:
Ua:
Ug2:
Ug1:
Rg2:
Rk: 		-
170
170
-10.4
-
-		 200
200
-
-13.9
0.68
-		 V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		53
10		 -
-		 45
8.5		 -
-		 mA
mA
RaL:
Pout:
Pg2:
Ug1~:
k: 		3.0
0.05
-
0.5
-		 3.0
4.0
-
6.0
10		 4.0
0.05
-
0.55
-		 4.0
4.2
-
7.0
10		 kOhm
W
W
V.rms
%
Ref *? Phi56  

Hoch - UpRunter - Down EL84 - 6BQ5  
Ub:
Ua:
Ug2:
Ug1:
Rg2:
Rk: 		-
250
250
-7.3
-
135		 -
250
250
-7.3
-
-		 -
250
250
-8.4
-
-		 -
250
210
-6.4
-
-		 250
250
-
-
3.9
130		 250
250
-
-
4.7
130		 V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		48
5.5		 50.6
10		 48
5.5		 49.5
10.8		 48
5.5		 -
-		 48
5.5		 -
-		 36
4.1		 36.8
8.5		 36
3.9		 36.6
7.3		 44
5.2		 42
8.4		 44
5.1		 40
8.6		 mA
mA
RaL:
Pout:
Pg2:
Ug1~:
Ug1~:
k:
k2:
k3: 		4.5
0
-
-
0
-
-
-		 4.5
5.7
-
-
6.2
10
-
-		 5.2
0
-
0
0
-
-
-		 5.2
5.7
-
4.3
6.1
10
-
-		 4.5
0.05
-
0.3
-
-
-
-		 4.5
5.7
-
4.4
-
10
5.0
8.0		 5.2
0.05
-
0.3
-
-
-
-		 5.2
5.7
-
4.3
-
10
2.0
9.5		 7.0
0
-
-
0
-
-
-		 7.0
4.2
-
-
4.95
10
-
-		 7.0
0
-
-
0
-
-
-		 7.0
4.3
-
-
4.8
10
-
-		 4.5
0
-
0
-
-
-
-		 4.5
5.6
1.8
4.65
-
13.9
-
-		 5.25
0
-
0
-
-
-
-		 5.25
5.4
1.8
4.4
-
12.5
-
-		 kOhm
W
W
V.rms
V.pk
%
%
%
Cg2:       8.0 µF
Ref *? Get59 Mul64 Get59 243 Mul64  

Hoch - UpRunter - Down EL85  
Ua:
Ug2:
Ug1:
Rk: 		200
200
-9.4
360		 225
225
-10.8
360		 250
250
-13.5
470		 V
V
V
Ohm
Ia:
Ig2: 		22.5
3.6		 -
-		 26
4.1		 -
-		 24
4.1		 -
-		 mA
mA
RaL:
Pout:
Ug1~:
k: 		9.0
0.05
0.8
-		 9.0
2.0
6.4
10		 9.0
0.05
0.8
-		 9.0
2.6
7.2
10		 11
0.05
0.7
-		 11
2.55
7.5
10		 kOhm
W
V.rms
%
Ref *? 240 Mul58  

Hoch - UpRunter - Down EL86 - 6CW5  
Ub:
Ua:
Ug2:
Ug1:
Rg2:
Rk: 		-
100
100
-6.7
-
150		 -
170
170
-12.5
-
170		 200
-
-
-17.3
0.47
280		 200
-
-
-
0.47
215		 V
V
V
V
kOhm
Ohm
Ia:
Ig2: 		43
3.0		 -
-		 43
11		 70
5.0		 -
-		 70
22		 60
4.1		 62.5
12.5		 65
3.2		 -
-		 64
11.4		 mA
mA
RaL:
Pout:
Ug1~:
Ug1~:
k: 		2.4
0
0
-
-		 2.4
0.05
0.55
-
-		 2.4
1.9
4.3
-
10		 2.4
0
0
0
-		 2.4
0.05
0.5
-
-		 2.4
5.6
7.0
9.9
10		 2.4
0
0
-
-		 2.4
5.2
7.8
-
10		 2.5
0
0
-
-		 2.5
0.05
0.52
-
-		 2.5
5.3
7.0
-
10		 kOhm
W
V.rms
V.pk
%
Ref *? Mik60 Tfk68 Get61 Mik60 Phi57 Sie64 Mik60 Mul60 Phi69  

Hoch - UpRunter - Down EL90 EL91 EL95 PL95  
Ub:
Ua:
Ug2:
Ug1:
Rg2:
Rk: 		-
250
250
-12.5
-
250		 -
250
250
-12.5
-
250		 250
250
-
-
470
700		 -
200
200
-
-
230		 -
250
250
-
-
320		 -
200
200
-
-
230		 -
250
250
-
-
320		 V
V
V
V
Ohm
Ohm
Ia:
Ig2: 		45
4.5		 -
-		 47
7.0		 45
4.5		 -
-		 44
8.5		 16
2.3		 -
6.3		 23
4.2		 24
4.5		 23
4.2		 24
4.5		 mA
mA
RaL:
Pout:
Ug1~:
k: 		5.0
0
0
-		 5.0
0.05
0.8
-		 5.0
4.5
8.75
7.5		 7.0
0
0
-		 7.0
0.05
0.7
-		 7.0
4.5
8.3
10		 18
0.05
0.82
-		 18
1.7
5.8
10		 8.0
0.05
0.5
-		 8.0
2.3
4.5
12		 10
0.05
0.5
-		 10
3.0
5.0
12		 8.0
0.05
0.5
-		 8.0
2.3
4.5
10		 10
0.05
0.5
-		 10
3.0
5.0
10		 kOhm
W
V.rms
%
Ref *? Lor53 Mul62 Sie64 Tfk68 Phi72  

Hoch - UpRunter - Down EL156 EL171 EL172 EL509 EL 3010  
Ua:
Ug3:
Ug2:
Ug1:
Rk: 		350
-
250
-
60		 450
-
280
-
90		 250
0
250
-12
260		 250
0
250
-7.0
90		 500
-
280
-82
-		 250
-
130
-5.7
-		 V
V
V
V
Ohm
Ia:
Ig2:
S:
µg2g1:
ra: 		120
15
-
-
-		 116
24
-
-
-		 112
17
-
-
-		 108
25
-
-
-		 40
6.0
9.0
15
17		 72
8.0
15
18
30		 70
-
-
-
-		 100
-
-
-
-		 140
22
-
-
-		 143
40
-
-
-		 mA
mA
mA/V

kOhm
RaL:
Pout:
Ug1~:
Ug1~:
k: 		4.0
0
0
-
-		 4.0
15
6.0
-
8.0		 3.8
0
0
-
-		 3.8
24
8.5
-
7.4		 4.0
4.5
4.5
-
-		 3.0
8.0
4.5
-
-		 1.65
0
-
0
-		 1.65
14
-
50
5.0		 1.6
0
0
-
-		 1.6
16.5
2.3
-
10		 kOhm
W
V.rms
V.pp
%
Ref *? Tfk68 Ftb51 Ftb51 Sve99 Tfk65  

Hoch - UpRunter - Down ELL80  
Ua:
Ug2:
Ug1:
Rk: 		170
170
-
47		 200
200
-
68		 250
250
-
160		 V
V
V
Ohm
Ia:
Ig2: 		30
6.5		 30
6.5		 24
4.5		 mA
mA
RaL:
Pout:
Ug1~:
k: 		7.0
1.8
3.3
10		 6.0
2.6
3.8
10		 10
0.05
0.4
-		 10
3.0
4.2
10		 kOhm
W
V.rms
%
Ref *? 24 Fri63 24 Fri63 Sie64 Tfk68 Val65  

Hoch - UpRunter - Down KT32 KT33C KT61 KT63 KT66 KT71 KT76  
Ua:
Ug2:
Ug1:
Rk: 		80
80
-4.5
95		 110
110
-6.0
95		 135
135
-7.6
95		 150
150
-9.9
190		 200
200
-13.3
190		 250
250
-4.4
90		 250
250
-16.5
0		 250
250
-
410		 250
250
-15
160		 100
100
-5.5
120		 175
175
-9.8
120		 175
175
-12.5
-		 V
V
V
Ia:
Ig2: 		44
4.0		 60
4.0		 75
5.0		 44
8.0		 60
10		 40
7.5		 34
6.5		 36
10.5		 34
6.5		 35
9.7		 85
6.3		 40
6.5		 70
12		 33
6.0		 mA
mA
RaL:
Pout:
Ug1~:
k: 		1.6
1.2
4.2
9.5		 1.6
2.3
5.6
6.5		 1.3
3.5
7.1
11		 3.0
3.0
8.9
8.0		 3.0
5.0
12.3
8.0		 6.0
4.3
4.3
8.0		 7.0
0
0
-		 7.0
3.2
16.5
8.0		 7.0
0
0
-		 7.0
3.1
16.5
8.5		 2.2
7.25
15
9.0		 2.5
1.45
6.0
9.0		 2.5
5.0
11
-		 5.0
2.0
-
-		 kOhm
W
V.pk
%
Ref *? Osram Mik60 Mik60 Mik60 87 Osram Mik60 Mik60  

Hoch - UpRunter - Down KT88  
Ua:
Ug2:
Ug1:
Rk: 		400
225
-16.5
-		 V
V
V
Ohm
Ia:
Ig2: 		140
3.0		 105
18		 mA
mA
RaL:
Pout:
Ug1~:
k: 		-
0
0
-		 -
19
16.5
-		 kOhm
W
V.pk
%
Ref *? Sve98  

Hoch - UpRunter - Down LS4 LV1 LV3 P50 PCL81 RL12P35  
Ua:
Ug3:
Ug2:
Ug1:
Rg2:
Rg1:
Rk: 		250
0
250
-18
-
-
450		 400
20
250
-3.1
65
-
110		 250
-
250
-7.0
-
-
90		 300
-
250
-24
-
-
-		 170
-
170
-5.3
-
1.0
-		 200
-
200
-7.0
-
1.0
-		 250
0
200
-28
3.0
-
350		 600
0
200
-32
-
-
570		 V
V
V
V
kOhm
MOhm
Ohm
Ia:
Ig2:
S:
µg2g1:
ra: 		36
4.0
5.5
10
35		 25
2.3
9.5
40
200		 72
9.5
16
20
-		 130
3.5
-
-
-		 -
20
-
-
-		 30
5.3
-
-
-		 -
-
-
-
-		 30
5.3
-
-
-		 -
-
-
-
-		 65
15
3.5
5.0
30		 50
6.0
3.3
5.0
30		 -
12
-
-
-		 mA
mA
mA/V

kOhm
RaL:
Pout:
Ug1~:
k:
V: 		7.0
4.2
5.5
10
-		 19
4.5
-
10
-		 3.0
8.5
4.8
8.0
-		 2.0
0
0
-
-		 2.0
18
17
10
-		 5.7
0.05
0.4
-
44		 5.7
2.0
3.0
10
44		 6.7
0.05
0.4
-
44		 6.7
2.4
3.7
10
44		 4.5
7.0
-
-
-		 -
0
-
-
-		 -
14
-
10
-		 kOhm
W
V.rms
%
Ref *? Rtt94 Rtt94 Rft59 Wfb53 Sie64 Rat55 Rtt94  

Hoch - Up SV6550 C UBL71 UEL71 UL11  
Ua:
Ug2:
Ug1:
Rk: 		400
225
-22
-		 100
100
-5.3
140		 200
200
-13
200		 100
100
-
200		 200
200
-5.3
200		 100
100
-5.3
140		 200
200
-14
250		 V
V
V
Ohm
Ia:
Ig2:
S:
µg2g1:
ra: 		87
4.0
9.5
-
-		 105
18
-
-
-		 32.5
5.5
7.5
-
25		 55
9.5
8.0
-
25		 -
-
-
-
-		 23
3.5
-
-
-		 32.5
5.5
8.5
10
18		 45
7.5
9.0
10
20		 mA
mA
mA/V

kOhm
RaL:
Pout:
Ug1~:
Ug1~:
k: 		3.0
0
-
0
-		 3.0
12
-
22
5.0		 3.0
0.05
0.55
-
-		 3.0
1.35
3.8
-
10		 3.5
0.05
0.5
-
-		 3.5
4.8
6.2
-
10		 9.0
0.45
-
-
-		 9.0
0.05
0.45
-
-		 9.0
2.0
3.2
-
10		 3.0
1.35
4.0
-
10		 4.0
4.2
6.0
-
10		 kOhm
W
V.rms
V.pk
%
Ref *? Sve98 130 Ftb50 L Ftb49 Ftb50  

Vorige Seite - Previous Page Seitenanfang - Top of Page Inhalt - Table of Contents Start - Top of Document Nächste Seite - Next Page
previous page next page previous/next

Copyright © 2021Franz Hamberger, Berlin, Germany
RS248 RS381
Telefunken   RS248Telefunken   RS381