You are looking at the very famous tonearm manufactured by Grace Corp, model G-840 Tone arm is in very very good condition without any error or issue related to its function. I can not see any big dam

 

MAGNECORDER PY-6 3 TUBE PREAMPLIFIER GE 12AX7, RCA BLACK PLATE 12AU7, TUNG-SOL 6X4 DOUBLE DIN MOUNTING FROM RETIRED RECORDING ENGINEERS STUDIO HAS NOT BEEN USED IN A FEW YEARS AND NEEDS NEW AC CORD BU

 

RCA12BH7A Vacuum Tubes (Pair) These tubes test 140+ and 140+ on our calibrated Eico 667 dynamic tester (passing range is 80-140). Those are excellent scores on this tester and comparable to brand new

 

Up for sale is a vintage 1960's B&K tube model 1077B television analyzer and test pattern generator. This analyzer is well built and fairly heavy as it has all the circuitry to test the performanc

 

This preamp is in very good condition,works great, and sounds wonderful. It has no dents and it is in a none smoking household. It comes with remote. I did not have the manual. I have to let this unit

 

ECC83 TUNGSRAM TUBES FOIL - GETTER / Dual Support TESTED PAIR Ia1 Ia2 S1 S2 mA mA mA/V mA/V ECC83 1.3 1.3 1.4 1.4 ECC83 1.2 1.2 1.6 1.7 Measured at catalogue parameters Ua = 250V & Ug1 = -2V where

 

Assorted lot of 19 Vintage Russian USSR Electronic Tubes Details: Assorted lot of 19 russian USSR tubes plus 4 boxes. Condition: NEW and USED. Visualy good. NON tested. SHIPPING, PAYMENT DETAILS: We s

 

10x Siemens Thyratron STE1000/02/03 (STE 1000/02/03) New old stock. In original box. Picture only shows one ... however, this auction will get you ten tubes! Terms of Sales: Payment should be sent wit

 

 

Vintage 1970's NATIONAL SEMICONDUCTOR SCIENTIFIC CALCULATOR Includes the brown, leather-like case and the Instruction pamphlet. It takes 3 AAA batteries and it works well when they are inserted. There