FS: RF Coils & Forms etc.
Brian Carling
bcarling at CFL.RR.COM
Thu Oct 3 22:26:13 EDT 2002
FOR SALE:
Two James Millen adjustable coils on ceramic forms.
Type 69045 Dimensions 2-1/8" long X 1/2" diameter.
Single hole mounting, solder terminals.
QTY 2 available for $4.00 each
http://home.cfl.rr.com/happysurfer/imag/two_james.jpg
3 turn link with two tube plate caps attached.
Ideal for homebrewing.
Bakelite swinging arm for coupler. Pivot goes to ceramic "BVL" Jack bar with 4
metal jack sockets, and pivot brackets that are wired to two large plate caps made
for tubes with 1/2" diameter plate cap. Part of a BVL tank system.
Has enameled copper wire and some very useful hardware attached.
Link coil dimensions 2-1/2" diameter. Enamelled 18 gauge copper wire.
QTY 1 only at $5.00
http://home.cfl.rr.com/happysurfer/imag/3turn_link.jpg
6 turn air wound coil - airdux style. Dimensions 3/4" long X
2" diameter. Inductance 2.2 uH.
One only - available for $3.00
http://home.cfl.rr.com/happysurfer/imag/6turn_air_wound_coil.jpg
18 turn coil. Airdux style. 1.75" long and 2" diameter. 10 TPI.
12.2 uH. Will sell for $5.00
Similar to above coil only longer. Picture available.
30 turn air core coil. Dimensions are 4" long and 2" in diameter.
Inductance is 18 uH. QTY 1 only at $6.00
http://home.cfl.rr.com/happysurfer/imag/30turn_air_core.jpg
48 turn air core coil - airdux style. Has Dimensions 7" long X 2"
diameter.
Inductance is 29 uH. QTY 1 only available for $10.00
http://home.cfl.rr.com/happysurfer/imag/48_turn_air_core.jpg
91 turn air core coil - Measures 6.5" in length and 1.5" diameter. 14
turns per inch.
65 uH inductance. Excellent with plexiglas support and four mounting
holes. QTY 1 only for $12.00
http://home.cfl.rr.com/happysurfer/imag/91turn_air_core_coil.jpg
Ceramic coil, split off-center. Has total of 20 turns with a
tap at 13 turns.
On white ceramic form - former dimensions 3" long X 1.5" diameter.
Coil length is 2". Inductance is 8.56 uH.
Qty 1 only for $3.00
http://home.cfl.rr.com/happysurfer/imag/ceramic_coil_split.jpg
Ceramic coil with approx 110 turns of green cotton covered wire.
White ceramic form has dimensions - 2" long X 1.5" diameter.
Inductance is around 330 uH. Suitable for AM band or LF applications.
Has screw terminals and solder lugs for connection.
New old stock. QTY 1 only for $4.00
http://home.cfl.rr.com/happysurfer/imag/ceramic_coil_with.jpg
Coil form, ribbed white ceramic. Dimensions are 5" long and
2" diameter.
Ribbed style with slots for wire. Designed to hold 26 turns and
would have about 20 uH. Has 4 mounting holes on each end.
Has been repaired; looks fine, hence low price.
Qty 1 only at $1.00
http://home.cfl.rr.com/happysurfer/imag/coil_form_ribbed.jpg
Coil form - odd design ribbed ceramic former with 6 terminals on
base and three nice threaded holes for mounting screws.
Dimensions are 2-1/2" tall X 1-1/8" diameter.
Inner coupling coil is 7/8" diameter with tapped coil of enamelled
wire brought out to three terminals.
Qty 1 available for $3.00
http://home.cfl.rr.com/happysurfer/imag/coil_form_odd.jpg
Multi-tapped coil. Unique design attached to a PC board with a tap
for every turn.
Airdux type air core form. Coil has a total of 32 turns and dimensions of 4" long X
1.5" diameter. Approx 12.5 uH.
QTY 1 available for $6.00
http://home.cfl.rr.com/happysurfer/imag/Multi-tapped_coil.jpg
14 MHz plug-in tank coil with link coupling. 20m coil on 5-pin base.
Marked as model 2420. Medium size. Airdux style coil has 11 turns
and the link outside it has 3 turns. QTY 1 only for $5.00
http://home.cfl.rr.com/happysurfer/imag/plug_in_coil_with_link.jpg
More soon.
Shipping additional
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