TubeZone Limited

TubeZone - Valves and sockets for all types of valve powered equipment

Please note we are closed for Christmas holiday from 20 to 28 December
Thank you for visiting! Prices on this site are based on British Pounds and do not include VAT.
For special offers please click here to visit our Ebay shop or our Facebook page
To contact us by email please click on Feedback at the bottom of any page on this site.



Blog / News

24 December 2012
Subscribe for email newsletter (blog):
or RSS 2.0
Printer friendly version Printer friendly version

5678 CK5678 Raytheon Tube

5678 CK5678 Raytheon Tube
Weight: 23 g
New old stock Raytheon 1960's vintage US made military issue 5678 tubes. This is a low voltage (operates on as little as 45 volts DC plate/anode voltage, so could operate directly off 48 volt phantom power supply lines) subminiature broadband pentode. The filament operates from 1.25 volts at only 50 milliamps, so could be supplied from an ordinary dry cell or alkaline battery.These are from the original factory bulk crates as shown. Offers on this item considered for quantity 50 or more. This item is shipped from Britain, in North America or Asia please allow 2 to 3 weeks for delivery.

You can find data on this tube here:

© Tubezone Limited.