Δευτέρα 25 Μαΐου 2020

a few of 25/5 crosstest with Utwente






Aa/bb  : dbm of signal to local noise
A notice to the db levels and how are measured : https://hamwaves.com/decibel/en/
-photo from the site





25/5
3975 Scorribande on 2000  with -65/105qrn with 25db depths  with fast fading as noticed in the fading reel on Console but audio Is mixed with  the local noise . Tested also on Web sdr in twente with signals up to -63/-90 but reception is  near local at best as there was also a  20 db depth on every 2 minutes. Nearly the same program as on 22 with  Rioka etc
After my email the third in aa series they didn't reply
5805 and 5840 at -80dbm both in SKG  respectively  are also tested on the web sdr utwente  with -70 dbm and -68db respectively wih good audio ON radio 208 with a song from Beatles at 2025
5995 Mali and Zambia are heard  on 2035  for a total signal of-71/-90dbm in utwente . Just 18 dbm SNR but much better than typical other SDR ! Also -71/-100 in my house !
6050 Xizang PBS 2038 with traditional CC songs -66/-110dbm max in my house up tp -63/-90dbm in utwente
6215 CNR 2136 with nic song , advert  then back to song 2139  -80.5/-110v dbm //4800 Also on 6230 -82dbm with zaihui shou 再回首 by Jiang Yu Heng 姜育恒 a legendary song of 80s Very glad that I  have this tape and his masterpiece song

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