Ivan SCG

[tech forum]

Hi All!!
I have problems with my concentric coil :
the coil is 8"
Tx=Fisher 1235
Rx=White's classic III
Rx capacitor=220nf
plz. help - number of turns???????
P.S. this is exelent md. with DD coil(silver denar-34cm in air) ,and I will sent shematic to forum after 20 april.

[kt315]

Re: Ivan SCG




hi. I can say on Spectrum coil 9,5, what I got now.
TX coil has around 40-45 turns of 0,8-09 mm wire. TX feedback - one layer of wire of 0,8 mm inside RX. what about RX... it's some hard to say. 0,2-0,25 mm wire.

[kt315]

Re: Ivan SCG

[IvanScg]

Re: Ivan SCG

Th. kt315

[kt315]

XLT coil inside

[kt315]

a way of shield contact in XLT coil

[kt315]

schematic coil photo




TX - WHITE, GREEN wires
RX - RED, BLACK wires

GREEN is connected to (-), BLACK goes to GROUND.