RARE Sherwood S - 360 Tube Power Amplifier 36 - Watts 4 X 7189 Mono Valve Amp 1960
Item History & Price
Reference Number: Avaluer:1011792 | Model: S-360 |
Type: Power Amplifier | Modified Item: No |
MPN: S-360 | Country/Region of Manufacture: United States |
Brand: Sherwood |
It uses 4 x 7189 power tubes (RCA), 1 x 12AX7/ECC-83 phase inverter (Mullard), and 1 x 5AR4/GZ-34 rectifier tube.
It appears to be in original condition, with no obvious signs of modification, component replacement, or damage. It shows normal wear consistent with its 59+ year age, with spots of minor corrosion on the chassis deck, and the cage/cover interior.
The "SHERWOOD" decal is ...mostly gone from the cage as shown in the photos.
This amplifier was powered-on with a variac, and with a sine wave applied did 17VAC into an 8-ohm load, producing 36 watts at clipping.With an input voltage of 118VAC, the B+ voltage at the rectifier was 430VDC, with 422VDC on the plates of the power tubes.
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The information above is provided for reference purposes only, and no guarantee is made regarding calibration or specifications relative to the amplifier, any of its sub components, or the included tubes.
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Being that this amplifier is a nearly 60-year-old vintage piece of electronic audio equipment, it is being sold absolutely as-is, as-shown/described, presumed to be in need of some degree of repair/restoration to achieve peak performance, and returns are not accepted.