Tested Pair of Type
42 Raytheon Audio Receiver Radio Power Vacuum Tubes
Country
of origin: USA
Production
era: Estimate 1940s
Model:
42
Manufacturer:
Raytheon
Type:
power
Plates:
round black ribbed with copper rods / grid radiators
Spacers:
two with tabs
Base
type: large 6 pins
Getter
frame: rectangle wire
Getter
flash: circular side
Glass: Smoked black
Stencils: very good
Condition:
excellent, same configuration
Usage
(estimate): minimal
Cartons:
NA
Quantity:
2
Please
review the photos for more detail
Test
results:
Excellent strong balanced test results for
Gm: 2.0 and 2.15
For Gm, the suggested minimum is: 1.3
Shorts: None detected
For testing, a calibrated Triplett 3444A
tester was used
Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube equipment
The
tubes will be carefully packed to ensure safe shipping
Estimated
delivery time within the USA is 3 to 7 business days
Standard
shipping service is US Postal 1st class
Shipping
is combined when applicable
Please feel free to contact us if you require any additional information