Tube Audio
High End Toroidal Output Transformers
In 1983 Vanderveen started the development of high end toroidal transformers for audio signals, especially intended
for vacuum tube amplifiers. After many years of research
and production a wide range of many transformers was
the result.
Torusni izlazni cevni audio transformatori, prednosti i maneMenno van der Veen, predavanje odrzano u Beogradu
VIDEO
About the autor
Push Pull Range Output Tube Toroidal Transformers
Transformer
3A524-UL
VDV8020PP
VDV6040PP
VDV3070PP
VDV2100PP
VDV1080PP
VDVG4040PP
Tube type
4XEL84, 6V6, 2xEL34, 6L6, 6550
300B, 2A3, EL84, 6V6
EL34, KT66, KT90, 6550
KT88, KT90
EL34, 6550,
EL34
6L6,
6550, EL34
Power rating
40 W
20 W
40 W
70 W
100 W
80 W
40 W
Primary Impedance
4000 Ohm
8000 Ohm
6000 Ohm
3000 Ohm
2000 Ohm
1200 Ohm
4000 Ohm
Secondary Impedance
0-4-8 Ohm
5 Ohm
5 Ohm
5 Ohm
5 Ohm
5 Ohm
4 Ohm
Ultra Linear Tap
40%
33%
40%
40%
40%
40%
33%
Frequency range (-3dB)
27 Hz - 31 kHz
28,5 Hz - 131 kHz
25 Hz -
23 Hz -
21 Hz - 217 kHz
21 Hz - 251 kHz
60 Hz -
Case
No case
Potted in round aluminum case black finish
Dimensions [mm]
91x35
105x55
125x65
125x65
125x65
125x65
125x65
Weight [Kg]
1.2
1.2
2
1.9
2.3
2.2
2
Price €
65
160
214
203
203
192
214
Details
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Specialist Range Tube Output Toroidal Transformers
Transformer
VDV2100CFBH
VDV2100CFB
VDV2100SSCR
VDV2100SSCR-CFB
VDV4070CFB
VDV4070SSCR
VDV1070 UC
Tube type
6550,
KT88/90
6550,
KT88/90
EL34, 6550, KT88/90
6550,
KT88
6550,
KT88
EL34, 6550,
EL34
Power rating
100 W
100 W
100 W
100 W
70 W
70 W
70 W
Primary Impedance
2000 Ohm
2000 Ohm
2000 Ohm
2000 Ohm
4000 Ohm
4000 Ohm
4000 Ohm
Secondary Impedance
5 Ohm
5 Ohm
4 Ohm
5 Ohm
5 Ohm
4 Ohm
5 Ohm
Cathode Feedback
10 %
10 %
0
10 %
7.10 %
0
100%
Ultra Linear Tap
33 %
33 %
40 %
40 %
33 %
40 %
- 100 %
Frequency range
0,3Hz - 290 kHz
0,3Hz - 225 kHz
0,3Hz - 178 kHz
0,4Hz - 234 kHz
0,2Hz - 224 kHz
0,4Hz - 185 kHz
0,1Hz - 450 kHz
Case
Potted in round aluminum case black finish
Dimensions [mm]
125x65
155x90
155x90
155x90
105x55
105x55
155x90
Weight [Kg]
2.3
5.3
5.3
5.3
4.6
4.6
4.6
Price €
225
273
299
309
289
289
235
Details
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Single ended Range Output Tube Toroidal Transformers
Transformer
VDV3025SE
VDV3035SE
VDV3050SE
VDV6025SE
VDVHQ5090SE
Tube type
300B, 2A3, EL34, KT66/88
300B, 2A3, EL34, KT66/88
300B, 2A3, EL34, KT66/88
Parallel 300B EL34, KT66/88/90
CV4, 845, 211 single and parallel
Power rating
13 W
13 W
13 W
30 W
90 W
Primary Impedance
2500 Ohm
3500 Ohm
5000 Ohm
2565 Ohm
5000/10000 Ohm
Secondary Impedance
0-4-8 Ohm
0-4-8 Ohm
0-4-8 Ohm
0-4-8 Ohm
0-2-4-8/0-4-8-16 Ohm
Frequency range
5Hz - 91 kHz
4Hz - 90 kHz
3Hz - 83 kHz
3Hz - 79 kHz
8Hz - 44 kHz
Case
Potted in round aluminum case black finish
Dimensions [mm]
142x70
145x70
145x70
155x90
180x95
Weight [Kg]
4.6
4.6
4.6
6.3
9.5
Price €
262
270
268
364
442
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Special applications
Transformer
VDV-600-32-HPH - adapt 600 Ohm headphones to 32 Ohm outputs and vise verse
Power rating
3 W
Frequency range
14Hz - 180 kHz
Price €
65
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