In stock
Miniature space-charge-grid tetrode intended for use as a driver for the transistor power-output stage of automobile radio receivers.
The 12K5 is a space-charge tetrode or bi-grid valve, designed in the mid ... The thin glass tube envelope is 18 mm in diameter, and excluding the B7G base ...
A. THIS TUBE IS INTENDED TO BE USED IN AUTOMOTIVE SERVICE FROM A NOMINAL 12 VOLT BATTERY SOURCE. THE HEATER IS THEREFORE DESIGNED TO OPERATE OVER THE 10.0 ...
In stock
Miniature space-charge-grid tetrode intended for use as a driver for the transistor power-output stage of automobile radio receivers.
Tube 12K5 or Röhre 12K5 ID3883, Space Charge Tetrode, Miniatur-7-Pin-Base B7G, USA 1940 and Audio Frequency shown. Radio tubes are valves.
In stock
This is a suitable replacement for any 12K5 tube type. Various brands. Price is for a Single Tube.
$4 to $84
Find many great new & used options and get the best deals for 12K5 NOS Vacuum Tube RCA Tetrode at the best online prices at eBay!
... 12K5. When it comes to space charge tubes, one of the best sites to get the info is http://www.sophtamps.ca. Power amp is based on 12V all-tube amp found there.
The BRIMAR 12K5 is a miniature tetrode with a space charge grid, g₁, the control grid being g2. The valve is intended for use as a driver stage in A.F. ...
100000 Ohms. 800 Ohms. 8.0 Ma. 85 Ma. 35 Mw. 10 Percent. The Sylvania Type 12K5 is a tetrode designed for space-charge operation. It is intended for service as ...