Comparison between an unmodified MH-31 microphone (dynamic mc) at my FT-818 in SSB and a modified (electret capsule)

Modified Mike

Modification kit with electret microphone from DO6RBA (search on ebay):

Microphone "TEST TEST TEST DE DL2SBA"

Setting 1 Stellung 1

Setting 2 Stellung 2

Setting 1 with compressor Stellung 2

Setting 2 with compressorStellung 2

FM Noise from VHF handheld speaker into microphone

Setting 1 Stellung 2

Setting 2 Stellung 2

 

2014 CW (Morse Telegraphy) was added to the German Nationwide Inventory of Intangible Cultural Heritage.

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