HAM Radio Station LY2BOS, op Valentinas Puodziunas
 


 

 Forget Curtis keyer - build your own electronic keyer !
HEX code

Some other schematics for amateur radio:

1.Switchboard for VHF operation with PA and low noise preamplifier
2.Switchboard for VHF with separate receive and transmitt circuits
3.PTT repeater
4.Baycom modem for packet radio with TCM3105
5.Baycom modem for packet radio with FX614
Hamradio_lt 
N6TR
W5UN
SM5BSZ
QRZ.COM Ham Radio Callsign Server
QRP Rigs

Last update   2007.03.03