QO-100 (EsHailSat2)

RX: 85cm offset TV dish with duoband feed (by DC5GY), receiver: RTL-SDR v3

The 10,5GHz converter is made from a Octagon OSLO PLL LNB (pcb on copper plate with jacks). It is stabalized by the mini-GPSDO by SDR-Kits with LO 27MHz. That gives also the possibility to check the LO frequency range of the LNB. The converter PCB is mounted directly to the feed.

TX: Kenwood TS-2000 @ 432MHz, BU-500 converter, SG Labs PA (max.20W out. -> abt. 8W at the antenna)

 

first signal received AMSAT transponder with big signal

 

the first signals from EsHailSat2! big signal during the first transponder test!

Duo-band feed + BU-500

during the first test

modified "LNB"