Hi, Brooke,
Very interesting stuff. Thanks for the link. Question - Is any of
the older chirp sounder equipment now available on the surplus
market?? Thanks.
... Martin VE3OAT
On 02/07/2016 12:00, [email protected] wrote:
Hi Mike:
For quite a while I was heavily into "chirp" transmissions. These are HF
ionosphere radio transmissions that sweep from
2 to 30 MHz at 100 kHz/sec. ... (snipped)
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