8 8WWW New Member Oct 13, 2008 #1 hi, i ask about the activity of this circuit is it practically to receive 137mhz ? **broken link removed** thank you
hi, i ask about the activity of this circuit is it practically to receive 137mhz ? **broken link removed** thank you
Nigel Goodwin Super Moderator Most Helpful Member Oct 14, 2008 #3 Hero999 said: I looks like it'll work but don't expect good sound quality. Click to expand... Made me laugh, how he says the batteries last a week - like it was a good thing It's got a really poor audio stage, designed to use excessive battery power. As you say, poor quality using slope detection.
Hero999 said: I looks like it'll work but don't expect good sound quality. Click to expand... Made me laugh, how he says the batteries last a week - like it was a good thing It's got a really poor audio stage, designed to use excessive battery power. As you say, poor quality using slope detection.
audioguru Well-Known Member Most Helpful Member Oct 14, 2008 #5 The input transistor will be overloaded by every radio and TV station and taxi-cab transmitter in town.
The input transistor will be overloaded by every radio and TV station and taxi-cab transmitter in town.