[Lowfer] Rx test furnace thermal cycle with MP

Michael Sapp wa3tts at verizon.net
Sun Oct 19 16:20:40 EDT 2014


Mitch, Jay & All:  I ran my furnance for a cycle in the middle of these MP captures


FT-847 IF recevier with no TCXO,  16 bits 44.1K (less dynamic range)

http://s1296.photobucket.com/user/wa3tts/media/capt00010_zpsdd966248.jpg.html


FT-817 with TCXO

http://s1296.photobucket.com/user/wa3tts/media/capt00054_zpsf911c91e.jpg.html


FT-817 drifted up about .1Hz with the TCXO, FT-847 about .5Hz with no TCXO.

125000BTU furnance about 5ft away from the radios....


73,Mike wa3tts



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