You are bidding for the following mil spec items: 8 of - 8 pin tube socket by Americal Phenolic Corp Chicago 4 of - 4 pin tube socket by Americal Phenolic Corp Chicago 8 of - Birtcher clamp holder 4 o

 

Two H & K Type JAN-4E27 Transmitting Pentode Amplifier Vacuum Tubes Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Up for bid are two Type JAN-4E27 transmitting pentode amplif

 

Tested with my calibrated Funke W20 absolut amazing very rar same Date Code RE084k low Noise with Goldpins original NOS NIB Tubes perfect for Phono or Mic Tube Amplifierthis tubes was sealed, i have o

 

Vintage ALTEC Lansing 1570B Vacuum Tube Amplifier ~ COMPLETE ~ NO RESERVE (AMP #1) This unit is being sold with No Reserve! This unit was recently removed from a local State University. Given the age

 

One Metal Base Sylvania 6SN7 GT Audio Receiver Guitar Vacuum Tube made in the USA in the 40s. This preamp tube has black T plates (3 stitches), copper posts, metal base collar, and a top getter flash.

 

It powers on and includes the AC adapter, the antenna housing is broken but can be easily replaced. Check the pictures and email me with any questions and thanks for looking

 

made in Hungary Super Low Noise & micro phonics; very quiet excellent tubes smooth and air; warm yet great dynamics

 

johnmurt Store Quad set EL34 6CA7's New Made in Slovak Pentodes-NEW test strong EL34 6CA7 Pair Philps Mullard 1950's , Made in Holland ,Audio Output Pentodes Tubes, Used- Test strong EXTREMELY RAREAn

 

A pair of used ECC35 Philips Miniwatt tubes in good working condition. The results of current testing with Up=250v, Ug=-2,5v are 2,65/2,45mA and 2,30/2,95mA. The bidding is for 2 tubes.

 

For your consideration ...A lot of 12 vintage Sylvania / GE 5U4 tubes. All are tested on our B&K 707 Dyna-Jet Dynamic Mutual Conductance tube tester. You can see the test scores in the first pictu