1950s GEC Miniscope BW 464 No.M861B Cathode Ray Oscilloscope

This 1950s GEC Miniscope BW 464 No.M861B Cathode Ray Oscilloscope is in its original black leather covered carry case.

It is sold as a collectible only and has not been tested. 

The Miniscope is in good condition with a few surface scratches and blemishes. The transit case is worn with surface blemishes / creasing but is intact, with a leather covered carry handle which is slightly friable.

This was a popular portable device with WW2 demobbed travelling Radio and TV repair men as it enabled them to do some electrical testing without needing a test bench.

• First launched in 1947 by GEC, Magnet House, Kingsway, London
• Serial number: 81996
• 1½-inch CRT (Cathode Ray Tube)
• 3 valves 
• A.C. Mains
• Size 2½"(w) x 6¾"(h) x 9¼"(d)