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WESTERN ELECTRIC 91A

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Technic details

Specifications

Type:
Tube Monoblock Power Amplifier
Output Power (Max.):
8W (31.25dB)
Input Impedance:
30Ω (Nominal)
Output Impedance:
9Ω load

Gain:
92dB (Fixed)
Noise Level:
-30dB (Below 0.006W unweighted)
Vacuum Tubes:
1 x 310-A (1st Stage)
1 x 310A (2st Stage)
1 x 300A (3st Stage)
1 x 274A (Rect.)
Input Transformer:
285-A
Output Transformer:
171-A
Power Transformer:
352-A
Furnishes PEC Supply of:
DC 200V (2 mils)
Power Supply:
AC 105-125V, 60-63Hz
Power Consumption:
120W
Fuse:
7014 (1.4A) or
702 (2A)

Dimensions (W x H x D):
457.2 x 215.9 x 203.2mm
Weight:
Approx. 12kg
Year:
1936

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