Public discussions of the device

The Technical Portal of Radio Amateurs of Russia – Forum CQHAM.RU (in Russian).

Measuring device OSA103 Mini
DDC / DUC transceiver based on OSA103 Mini.

VHFDX VHF Forums (in Russian).

OSA103 Mini

Forums of radio amateurs of Kazakhstan (in Russian).

OSA 103

Home Made Group. Poland.

Przyrzad pomiarowy Osa103 mini

Forum by CQ-NRW – Themen rund um den Amateurfunk.

Osa 103 mini

Video from users

Video from Yevgeni Kolganov RZ3QS.

OSA103 Mini – Nyquist zones.
PREAMP ATT OSA103 – external probes, attenuators.
OSA103 mini IMD3 TX – transmitter signal measurement.
OSA103mini relay switching time – measurement of relay switching time.
OSA103mini HDSDR CW BW100 – operation of the device as a receiver with HDSDR.
HDSDR QSO 2 m – operation of the device as a receiver with HDSDR.
OSA103 mini the first SSB QSO
OSA103 remove jumper, expand the frequency range

OSA103 Mini. Measurement of SWR at the input RX
OSA103 Mini rx 66.66 kHz frequency reference distance 500 km
Osa103 Mini measure gain and NF LNA

Osa103mini Osa-6G 10 GHz

Video from ViVackiH.

OSA 103mini + ZeusRadio – operation of the device as a receiver with ZeusRadio.

 

Examples of waveforms, spectrograms and graphs

Examples – pvd, pvs files. Can be opened in the software.

Description of the examples, in Russian