Dn-radio kit rd16 amp. IMD3
Not the best, around 20dbc — 26db PEP average, needs some work 
Метка: sdr
Wolf 3.5″ IMD 3
10watt power 28dbc — 34db PEP: 10watt power 30dbc — 36db PEP: 5watt power 15dbc — 21db PEP:
Photo of some assembled stuff :)
Wolf 7 amplifier IMD 3
DAC driver output — intermodulations somewhere at the noise floor : 50W 37dbc = 43db PEP: 80W 31dbc = 37db PEP:
QMTech 7z020 + DAC904E video (RU)
https://github.com/enthru/redQmtech_notes
HackRF TV :)
https://github.com/fsphil/hacktv https://github.com/steeviebops/hacktv-gui
Qmtech Zync 7z020 board pt.2
No it’s able to transmit:
Record for history — esp32 + gowin FPGA trx
Qmtech Zync 7z020 board
I was trying to run it with AD6645-105 and overclock it to 122.88mHz, but ADC chip was dead 
Ordered new one
Playing with filters for Wolf 3.5″
Replaced inductors with non-smd: 160m: New: 80m: Old: New: 40m: Old: New: 30m: Old: New: 20m: Old: New: 18Mhz: New: 15m: Old: