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FS: Adapters tube-breadboard

Tube-breadboard adapters are available for prototyping on a standard breadboard (with a 2.54 mm hole pitch)

Appearance
MB4-2.jpg


Appearance with socket
MB4-1.jpg


Three types of sockets, Magnoval, Octal, Loktal

Completeness - board, sockets, pins

Cost $60 (free shipping)

The adapters can be installed on a standard breadboard, such as:

MB254.jpg
 
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The second type of breadboard, for NOVAL tubes.
There are eight NOVAL-9 sockets and four NOVAL-7 sockets on the breadboard.

Appearance with sockets
MB3-1.jpg


Appearance without sockets

MB3-2.jpg


Completeness - board, sockets, pins

Cost $35 (free shipping)