Hp 41 CV with match pack and carrying case. Seems to be in good shape. Sold as is.On Jul-05-14 at 15:36:09 PDT, seller added the following information: On further inspection, calculator had batteries

 

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

 

This is a Genuine Telefunken made ECL 8s Triode /Pentode tube . The listing was originally for a pair but as I was asked by many for test results upon retesting I noticed they were of different struct

 

Vintage ERIC ENGINEERING 2160 TUBE STEREO AMPLIFIER This vintage classic is very rare. They were made in Santa Monica, California by Eric Engineering. The 2160 uses 4 - 6BQ5's, 2 - Mullard 7247's and

 

Up for auction is a Vacuum Tube / Valve NEW, never used. BRAND AND ORIGIN UNKNOWN. It is decades old. It used to belong to my father who was an electronics technician. He passed away some 17 years ago

 

High Voltage Step Up (Boost) DC-DC Converter Module For Nixie Tubes CLOCK, Magic Eye tubes Complete Power Solution for your Nixie Clock: 6-12v input, regulated 5.6v and 130-235V DC outputs 20-30mA Pow

 

ELAC Spindle From ELAC 50HGreat Performance This is auction is for a spindle from ELAC 50H Include my full warranty please take look at the pictures ---------------------------------------------------

 

Pair of MAZDA AC/P tubes for PX4, PX25 etc. I collect it for many years but do not use.I believe it is new. Now I sell it. I make a DIY project in PX4 and PX25 amp and use AC/P, MHL4, MH4, AC/HL befor

 

VINTAGE CALENDAR RADIO Rare AM Transistor Radio:  Calendar Date Radio in Black Plastic, made in Hong Kong, Circa estimated 1970's. British Design Registration Number: 963269. In good shape, a few scu

 

Welcome to The Technology Surplus Depot Vintage Pioneer SX-3700 AM FM Stereo Radio This receiver was powered on and tested to output AM FM radio. The output seemed slightly inconsistent, volume-wise,