Digikey carries the Panasonic ECQ-UL series film capacitors that are rated for
use as ac line bypass caps. I've used them before in thyristor (triacs, in this
case) phase control drivers. They are durable and inexpensive.
They are generally either 250vac or 275vac rated.
-Bill
Sent from my iPhone
On Feb 4, 2015, at 12:52 PM, "Roger Graves" <ve7vv@shaw.ca> wrote:
> My 160 TX is causing RFI to one of my baseboard heater programmable
> thermostats (switches modes, temperature, when I transmit). The thermostat
> has a 2 wire connection to 240VAC in a metal receptacle box that has a third
> wire common ground wire. I would like to try bypassing the AC line. Can
> someone suggest an appropriate (safe) capacitor for this purpose, e.g. a
> Digi-Key or Mouser part number? Should I use one capacitor across the 240VAC
> or two capacitors, one from each 120VAC line to the common wire? Thanks for
> the help.
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