Setup data + manual accurate 257 tube tester checker

Setup data + manual accurate 257 tube tester checker

Accurate Instruments Model 257 Tube Tester Instruction Manual and Tubes Setup Data Chart
This is a PAPER manual, professional spiral bound, quality copy.
Exactly what you need to use and operate your Accurate 257 tube checker. Approximately 70 pages.
* Large comprehensive Tubes Setup Data Chart
USA = $3.50 US Mail S/H includes email Delivery Confirmation.
CANADA = $6.00 basic Airmail.
All other countries = $11 (Airmail).