You are bidding to buy an HF Frequency Crystal Calibrator No 10 ZA32171 as used with the WW2 WS62 Transceiver.
It takes its power from the transceiver three pin connector on the front panel .
Please note I do nor have a cable for it.
Good condition with its original operation instructions . Been sitting for years so needs cleaned
UK postage will be £6.50
Also if you have no EBAY history please contact me before bidding