Inductors / Chokes / RF & IF Transformers

Note: I've many more inductors to list and the value and other info for many still needs to be determined
so email for missing information or if looking for something in particular and I'll get back to you asap.

RF & IF Transformers–Audio & 50/60 Hz Power Supply Chokes–Ferrite Rod Core Inductors
Toroid Inductors–Cup Core Inductors–Adjustable Cup Core Inductors–Bobbin Core Inductors

RF & IF Transformers 

 Also see: More RF & IF Inductors

RF/IF Transformers

6 Motorola radio PCB's with 16 coils on each.

Good source of 1/2" sq. x 3/4" high copper cans
and 1/8" dia. coil forms with slugs for use as is
with existing coils or for winding custom coils.

96 transformers in total for $10

Ferrite Rod Core Inductors

25 uH RFI Choke

#18 AWG on ferrite rod so good for 10A or more.

Qty: 33/$2

RFI Filter Chokes
from a 30A AC Line Filter.

(2) 150 uhy - Dale IHV-30-01
#8 AWG on ferrite rod
1-3/4" dia. x 2-1/4"

(2)   27 uhy - Dale IH-15
#12 AWG on laminated steel core
15/16" dia. x 1-1/4"

$10 for all 4 chokes

Bobbin Core Inductors

4 Speaker Cross-Over Inductors
L-002-2
0.36 mH
7/8" dia. x 1/2"		 L-007-1
0.72 mH
1-1/8" dia. x 3/4"		 L-001-2
1.65 mH
1-1/8" dia. x 15/16"		 L-006-1
3.6 mH
1-9/16" dia. x 1"

L-006-1 (not shown) is missing part of the bobbin end with p/n & value, but is still usable.

$10 for all 4

Toroid Inductors

Potted Toroid Inductors
Qty Value Ohms Labelled Coil Size
1 12.4 uH 2.1 Ω EDO 99620 3/4" dia. x 3/8"
1 1.5 mH <1.0 Ω EDO 99618 2-1/16" dia. x 1"
2 3.2 mH ≈1.0 Ω EDO 99612 2-1/16" dia. x 1"
2 4.8 mH ≈1.0 Ω EDO 99614 2-1/16" dia. x 1"
Set of 6$15

 

Photo Qty Value Ohms Labelled Coil Size Notes
2 1.4 mH 2.6 Ω   7/8" dia. x 5/16"

Open Unsealed Winding

$2 ea.
2 0.8 mH
&
1.7 mH		     1-1/4" dia. x 1/2"
3/4" total height		 2 Individual Windings
PCB Mntg
$2
1 18 mH
+
18 mH		 <1.0 Ω
each.		   Each inductor is
1/2" dia. x 5/16"		 1 Assembly
with 2 Inductors
$2
1 40 uH – 104-000-176 1-3/4" dia. x 3/4" #14 AWG Wire
1 65 uH – T208D 1-3/8" dia. x 9/16" #14 AWG Wire
1 250 uH – T108D 1-3/8" dia. x 1/2" #20 AWG Wire
1 800 uH – 104-000-178 1-1/4" dia. x 9/16" #20 AWG Wire

Cup Core Inductors

2 x 54 uH, ≈ 0.3 Ω
1 x 150 uH, < 1 Ω
1 x 180 uH, < 1 Ω

1-5/8" sq. x 1"
Actual Cup-Core is 1" dia. x 9/16"

 $4 ea.
or all
4/$10

 

# 84-7830

2 x 3.6 mH, 2 Ω

3/16" x 1-3/8" x 9/16" H
Actual Cup-Core is 11/16" dia. x 1/2"

 2/$5

 

1 x   6 mH, 0.5 Ω
1 x 13 mH,  13 Ω		 1/2" dia. x 3/8" 2/$3

 

1 x 1.5 mH, < 1 Ω

1 x 3.0 mH, < 1 Ω

7/8" sq. x 11/16"
Actual Cup-Core is
11/16" dia. x 1/2"
TC7    F-2238

 $1 ea.

 


(Similar to above Photo)		 2 x   200 uH, < 1 Ω 11/16" dia. x 7/16" $2 ea.
1 x   640 uH, < 1 Ω 1/2" dia. x 3/8" $2
1 x   960 uH, < 1 Ω 7/16" dia. x 1/4" $2
1 x 1.35 mH, < 1 Ω 1-5/8" dia. x 1-3/16"
#20 AWG & 3B7 4229 Core		 $5

Adjustable Cup Core Inductors

 Adjustable Cup Core Inductors

3.6 - 4.6 mH  -  2.3 ohms
1-3/8" dia. x 7/8" with a 1-1/2" dia. x 1-1/8" Al Can Enclosure

Qty: 13$5 ea.  - or -  all 13/$30

Audio & 50/60 Hz Iron Core Power Supply Chokes

'Click' P/N for
Larger Image		 Qty Value Amps Ohms P/N - Manufacturer Size Notes Cost
each
1 8 uH —  A < 1 Ω 056-64 13/16" x 11/16" x 5/8"

Inductance Measured
using an L/C Meter IIB

.015kg

 $2
ea.
1 500 uH —  A < 1 Ω E6191 5/8" x 5/8" x 3/4"

Inductance Measured
using an L/C Meter IIB

.015kg
1 4 mH —  A < 1 Ω TLP-6652 1-5/8" x 1-1/8" x 1-1/4"

  NEW Inductance at 10 kHz

.112kgSee Note 1

 $4
4 5 mH —  A < 1 Ω 188-847B
Similar to
260-188294-002		 1-1/16" x 15/16" x 13/16"

  NEW Inductance at 1 kHz

.045kgSee Note 1

 $4
1 10 mH —  A < 1 Ω 25D43869-B24 1-1/16" x 3/4" x 3/4"

Inductance at 1 kHz

.031kgSee Note 1

 $3
3 15 mH —  A < 1 Ω 260-188438-001 1-3/4" x 1-1/4" x 1-3/8"

  NEW Inductance at 1 kHz

.160kgSee Note 1

 $4
1 20 mH —  A 1.5 Ω 25B82142-H01 13/16" x 11/16" x 5/8"

Inductance at 1 kHz

.020kgSee Note 1

 $2
10 20 mH —  A 1 Ω 260-188294-002 1-1/16" x 15/16" x 3/4"

  NEW Inductance at 1 kHz

.045kgSee Note 1

 $4
3 30 mH —  A 1 Ω 260-188838-001 1-1/16" x 7/8" x 3/4"

  NEW Inductance at 1 kHz

.042kgSee Note 1

 $4
1 130 mH —  A 6.8 Ω 25C84810-A01
Similar to 25B82142
but w/ pins for PCB Mtng.		 13/16" x 11/16" x 5/8"

Inductance at 1 kHz

.020kgSee Note 1

 $2
ea.
1 150 mH —  A 7 Ω 25C82878-A09
Similar to CH-A194		 13/16" x 11/16" x 5/8"

Inductance at 1 kHz

.021kgSee Note 1
4 300 mH —  A 7 Ω CH-A194 1" x 3/4" x 3/4"

Inductance at 1 kHz

.028kgSee Note 1
1 620 mH —  A 0.2 Ω TLP-112-1 1-3/4" x 1-3/8" x 1-3/8"

  NEW Inductance at 1 kHz

.190kgSee Note 1

 $4
1 670 mH —  A 23 Ω TLP-112-3 1-3/4" x 1-3/8" x 1-3/8"

  NEW Inductance at 1 kHz

.195kgSee Note 1

 $4
1 900 mH —  A 175 Ω 25B82872-B02 3/8" x 5/16" x 1/4"

Inductance at 600 Hz

.002kgSee Note 2

 $2
4 2.5 H —  A 300 Ω 260-720001-001
Similar to 260-188838		 1-1/16" x 3/4" x 13/16"

  NEW Inductance at 300 Hz

.032kgSee Note 2

 $4
ea.
1 2.5 H —  A 17 Ω VCH-1 1-11/16" x 1-1/4" x 1-3/8"

Inductance at 60 Hz

.160kgSee Note 1

 $4
1 3.0 H —  A 58 Ω 352-7056 2" x 1-5/8" x 2"

Inductance at 60 Hz

.400kgSee Note 1

 $4
1 3.5 H .100 A 39 Ω 1-031-0105 2-1/4" x 1-3/4" x 2-5/8"

Inductance at 60 Hz

.690kgSee Note 1

 $5
1 4 H .050 A 360 Ω C-4X Triad
Similar to C-6X		 1-3/4" x 1-1/4" x 1-3/8" .150kg $10
ea.
1 5 H .065 A 330 Ω C-6X Triad 2" x 1-3/8" x 1-5/8" .260kg
2 5.6 H —  A 800 Ω 24C84004-A01
PH72		 5/8" x 1/2" x 5/8"

Inductance at 300 Hz

.014kgSee Note 2

 $2
ea.
2 5.6 H —  A 790 Ω 24C84003-A01 1/2" x 3/8" x 1/2"

Inductance at 300 Hz

.006kgSee Note 2
3 6 H —  A 1600
Ω		 25C82498-H02 1/2" dia. x 1/2"

Inductance at 300 Hz

.007kgSee Note 2
1 8 H .100 A 259 Ω 157M Hammond  

.450kg

 $15
ea.
1 10 H .100 A 245 Ω 158M Hammond   .560kg
4 10 H —  A 700 Ω GREEN 9/16" x 9/16" x 7/16"

Both chokes appear to be identical. w/ 3 leads (1 n/c)

Inductance at 300 Hz

.006kgSee Note 2

 $2
ea.
5 10 H —  A 700 Ω BLUE 9/16" x 9/16" x 7/16"
1 13 H —  A 570 Ω L11 1-3/4" x 3/4" x 1-1/4"

Inductance at 300 Hz

.080kgSee Note 2

 $4
2 36 H —  A 700 Ω 9100-1311
HP (Paeco)		 1-3/4" x 2-5/8" x 2-11/16"

HP-236A Audio Inductor L1
(for phone line termination)

Inductance at 120 Hz

.480kgSee Note 2

 $5
ea.
1 70 H —  A 2250
Ω		 AWT194
Similar to
260-188294-002		 1-3/4" x 1-1/8" x 1-3/8"

Inductance at 120 Hz

.140kgSee Note 2

 $4
4 270 H —  A 3900
Ω		 9100-2092
T-8756
TENCO		 1" x 3/4" x 3/4"

Inductance at 60 Hz

.030kgSee Note 2

 $4
ea.

Note 1: Inductance was calculated from impedance at noted frequency using method on this web page.

Note 2: Inductance was calculated using a capacitor and parallel resonant circuit at noted frequency.

In both cases, 1 & 2, current rating of measured inductor, if any, is simply an educated guess.
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