ETC A-234S

-EXPERIENCE electronics-
Audio Transformer Data Sheet
A-234 S
Audio transformer for 2 x EL 34, 2 x 6L6GC and similar tubes; taps for second grid in ultra linear application.
Recommended voltage range of power supply
ca. 450...550 V
Frequency response
P = 60 W
Power handling
>60 W
Primary inductivity
>123 H bei 100 mW
Stray inductivity
3 mH
Resistance of primary coil
136 Ω
Raa
2.5 kΩ
20 Hz....20 kHz (-0.3 dB)
Pinning
Primary
Pin
Anode 1
100 %
8
Second Grid 1 a
37.5 %
9
Second Grid 1 b
25 %
10
Center
0 %
11
Second Grid 2 b
25 %
12
Second Grid 2 a
37.5 %
13
Anode 2
100 %
14
Secondary
Pin
transfer ratio
0
1/2
l
4
3/4
32.7
8
5/6
23.1
16
7
16.3
l
l = points of same polarity
Dimensions
Length
Width
Height
86 mm
74 mm
63 mm accross bobbin
Weight
ca. 1.55 kg
Mounting
bolts M 4
www.experience-electronics.de Tel. +49/7324/5318 FAX +49/7324/2553 info@experience-electronics.de