Grant's Songbird 171A power triode tube
Date: 1926-1929
Inventory Number: VT0379
Classification: Vacuum Tube
Seller: W. T. Grant Company (1906 - 1976)
Cultural Region:
Place of Origin:
Lynn,
Dimensions:
11.2 × 4.5 × 4.5 cm (4 7/16 × 1 3/4 × 1 3/4 in.)
Description:
Triode, silvered glass envelope, bakelite 4 pin base with locator pin on side. 2 socket pins thcker than the others.
FunctionPower Amplifier