User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0
Thanks RJ,
The 4 wires I referred to are on studs going through 2 ceramic plates
with flat strap/wire wrapping around the plates surrounded by the
perforated metal cage. Sorry for the dud/blank. Trigger finger was antsy.