On Sale At sarahjoncas.com!

Hickok 539


VINTAGE 1955 GE 6V6 GT Audio Output Vacuum Tube, Hickok 539C Tested GOOD!

$6.00


VINTAGE TUNG-SOL TYPE 58 VACUUM TUBE, Hickok 539C tested STRONG!

$8.00


Vintage Hytron Type 30/150 VACUUM TUBE,ST, HICKOK 539C TESTED, Good!

$6.00


VINTAGE WESTINGHOUSE TYPE 57 VACUUM TUBE, Hickok 539C tested STRONG!

$6.00


Vintage NOS/NIB RCA Cunningham Type 43 Vacuum Tube, ST, Hickok 539C tested!

$7.00


Vintage Philco Type 56 Black Plate, Triode Vacuum Tube, Hickok 539C Tested!

$9.00


Vintage Sylvania 25W4GT Half-Wave Rectifier Vacuum Tube, NOS,Hickok 539C Tested!

$7.00


Vintage Sound Inc. 12AX7 Vacuum Tube, Long Grey Plates, Hickok 539C Tested Good!

$9.00


Vintage NOS Sylvania 25L6 GT Audio Output Vacuum Tube, Hickok 539C Tested!

$6.00


Vintage CBS 12L6 GT Beam Power Output Vacuum Tube, Hickok 539C Tested!

$7.00


Vintage RCA Radiotron Type 85 Radio Vacuum Tube, Hickok 539C Tested! Good!

$7.00


Vintage (1957) RCA (metal) 6SJ7/VT-116 Military Vacuum Tube,Hickok 539C Tested!

$7.00


Vintage RCA 238 (GLOBE STYLE 38) Radio Vacuum Tube, Hickok 539C Tested! Good!

$8.00


VINTAGE INTERNATIONAL SERVICEMASTER (?) 7F7 VACUUM TUBE! Hickok 539C TESTED!

$7.00


(3) VINTAGE Tung-Sol 6SN7GTB twin triode audio tubes ALL TESTED HICKOK 539A

$49.95


Vintage 12AX7 Short Grey Plate, Dual-Triode Vacuum Tube, Hickok 539C/533 Tested!

$8.00


Vintage ITT 439 ( 6BG6GA ) Vacuum Tube Made In Japan ** Hickok 539C/533A Tested!

$6.00


Vintage Hytron 6J7GT Vacuum Tube,Hickok 539C Tested 1400Gm/770Gm Min Std!

$7.00


Vintage (1940's) Zenith 50Z7G High-vacuum Rectifier Tube, Hickok 539C Tested!

$6.00


Vintage RCA 12BH7A Gray Plate Twin Triode Vacuum Tube, Hickok 539C/533 Tested!

$6.00


Vintage Mullard 6AU6/EC94 pre-amp Audio Stereo Vacuum Tube Hickok 539C Tested!

$7.00


TWO (2) mixed brands # 5915 tubes pre-tested on Hickok 539C - ##

$6.95


One balanced NEW (GE) brand 8FQ7/8CG7 tube - Hickok 539C tested

$7.50


Vintage RCA 6L6 Power Amp.Tube,Hickok 539C Tested,STRONG,7500Mu/Gm (3300 min)!

$19.00


Hickok Sales Brochure 'Tube Testers, Oscilloscopes' etc. Model 539-A, 538-A

$9.99


OPERATING MANUAL for HICKOK 539A TUBE TESTER

$12.95


STARK 9-66 TUBE TESTER KNOB HICKOK Models 532 533 534 539 600 Qty Available

$8.00


STARK 9-66 Tube Tester KNOB Metal Pointer HICKOK Models 532 533 534 539 600

$9.00


HICKOK 539B

$285.00