21 Jan 2015

10m 3 transistor DSB transceiver

In case you missed this:

http://www.cqpub.co.jp/hanbai/books/15/15061/15061_p.180-181.pdf

This gives the schematic and lots of data in Japanese.

All RF circuit inductors could be replaced by small  (T50-6 or T37-6) yellow toroids and variable caps.

3 comments:

G1KQH said...

ST-11 is an LT-44:
http://www.electronelec.co.uk/acatalog/LT44_AUDIO_TRANSFORMER.html#.VL-IVCwYEdU


73 Steve

Roger G3XBM said...

Thanks Steve.

Anonymous said...

Just wondering if the vxo/doubler in this little rig will pull down to the 28.500 activity window.

More of a chance of contacts then.

Tony