EMRFD Message Archive 8373
Message Date From Subject 8373 2013-03-19 21:51:56 andrew_vk6wax Feedthrough capacitor values 1nF (0.001uF) versus 5nF (0.005uF) Hello Group
I'm slowly getting the parts together for the EMRFD Spectrum Analyser and was wondering about the significance of the two values of feedthrough capacitors in the updated Log Amplifier.
The supply and output lines use 1nF feedthrough capacitors and the front panel IF Gain (10k pot) uses 5nF. Would it be okay to use a 1nF value in both places?
Meantime, having been prompted by the great work of Todd VE7BPOI (http://www.qrp.pops.net), I'm reading my just acquired copy of EMRFD and finding lot's of inspiration.
8434 2013-03-31 18:16:14 andrew_vk6wax Re: Feedthrough capacitor values 1nF (0.001uF) versus 5nF (0.005uF) Hello Group
I might be able to answer my own question here as further study of the CD (and what a treasure trove that is) shows the original versi