Search found 4 matches

by radiogareth
Wed Sep 06, 2017 7:21 am
Forum: SDRplay related
Topic: RSP-1 as a bat receiver?
Replies: 0
Views: 97

RSP-1 as a bat receiver?

My wife and I went on a bat walk last night and were lent a simple bat RX that tuned from 20KHz to over 100KHz. Inevitable I thought I'd try this, realising that my RSP will receive down to 10KHz. Has anyone any advice on what to use as an aerial? I'm thinking ultrasonic transducer, piezo tweeter fr...
by radiogareth
Thu Jul 14, 2016 11:07 am
Forum: SDRplay related
Topic: Bandwidth, selectivity and gain
Replies: 4
Views: 1719

Re: Bandwidth, selectivity and gain

Not a hijack at all, just even more to do with a SDRplay.....not that I can write software at this level :-(
by radiogareth
Tue Jul 12, 2016 1:52 pm
Forum: SDRplay related
Topic: Bandwidth, selectivity and gain
Replies: 4
Views: 1719

Bandwidth, selectivity and gain

I'm mostly using my SDRplay(s) (one at home, one at work) for WXSAT reception where, in the UK, we are plagued by HUGE pager signals at 138.000 MHz. So based on the barn door principle I use the narrowest IF bandwidth (200KHz)and until the recent (todays 12/7/16) software upgrade I selected 1MHz sam...
by radiogareth
Wed Jan 06, 2016 10:58 am
Forum: General
Topic: Reduced bandwidth DTV?
Replies: 1
Views: 1202

Reduced bandwidth DTV?

As well as enjoying the excellent performance of the SDRplay for receiving weather satellites on 137MHz I'm interested in Amateur TV. More recently in place of Analogue TV there is a growing interest in reduced bandwidth Digital TV. Given the original purpose of RTL-esq dongles was that of receiving...

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