TOROIDS,  FERRITES, and RFI SUPPESSORS

Snap-Together Ferrite Choke
The Snap-on Ferrite Choke has proven to be an effective means of suppressing RFI in multi-conductor cables and wiring.  EZ installation, just place these around the cable and snap together.
$3.97each           10 for 34.95

One for $3.97each

10 for 34.95

The T200125 Powdered Iron toroid is used to construct 2kw, 3kw, and 5kw, 1:1 and 4:1  BALUNs !  The iron powder toroid material in the T-200-125 has a low value permeability of 10.  This means, the lower permeability materials (iron powder or ferrite) can operate at higher flux density without saturation, thereby permitting higher RF power. The T-200-125 is almost impossible to saturate in amateur use.

OD is 2 inches,  ID is 1-1/4 inches

$4.97each           10 for 44.97

$4.97 each 
T200125

 

10 for $44.97
T200125X10

Powdered Iron Composition material, recommended use in High Powered BALUNs.  When you want to build a heavy-duty 4:1 or 1:1 BALUN, this is when we get serious about building those legal-limit 'Kick-Bootie' BALUNS.  We reach for the bin with our 3001 dough-nutz in it.  Outside diameter is 1 & 5/16 inches, and inside diameter is .75 (3/4) inch. If you're serious about building a BALUN that rocks, then stack a couple of these # 37 material, dough-nutz together and you're cook'n.  Just don't dip it in your coffee, this dough-nut can ruin a good denture !!!  1.7 to 200 MHz.  Ideal bobbin size. The heart of our 1.5kw, 4:1 BUX Balun.    

$3.97 each   3001

10 for $24.99
3001X10

TOROID Bobbin is 1-1/4 inch outside diameter.  Inside diameter is 7/8 inch.  Type 43 material recommended use in Baluns 3-200 MHz.  2600 gauss @ 12 oersted.  Ideal bobbin size for the heart of a 4:1 Antenna Matching Balun.
$1.99    T43BOBN

These Ferrite bobbins are over 1.5 inches, and are the perfect size for Mini 8 Coax.

Use a stack of them to build your next 'Current' BALUN'

.99 ea,  6110

20 for 17.97  

DUAL COIL Wrapped on toroid doughnut. One (1) inch OD, 1/2" ID.  Each winding measures 1.313 mHy.  May be stacked for balun use, or used as power-line RFI choke.  Wire is number 18 solid copper. $1.49 each T1313

DUAL COIL Wrapped on toroid doughnut. 1-1/8 inch OD, 5/8" ID.  Each winding ia 1.63 mHy. May be stacked for balun use, or used as power-line RFI choke.  Wire is number 16 solid copper.   $1.95 each T1630

These Ferrite bobbins are 1/2 OD inches, and are the perfect size for stacking on RG-8X/Mini 8 Coax.

Use a stack of them to build your next 'Current' BALUN'

Use also to wind small baluns for interstage coupling or QRP BALUN's.

   TOR30    30� each

TOR30X20   20 for  $5.00

1 @   30� each

 20 for $5.00

These Ferrite bobbins are  used in RF coupling stages and to make interstage matching transformers for many RF projects..

Use a stack of them to build your next 'Current' BALUN' using small coax, RG-58 or smaller.

   TOR19    30� each

TOR19X20   20 for  $5.00

 

1 @   30� each

 20 for $5.00

 


RF Choke, 1.5 uH, one inch long easily handles 500 mA.
$2 / .99,    RFC15UH 

$2 / .99,    RFC15UH 
.12uH RF chokes

5/.99  12UHRFC

5/.99  12UHRFC
 
BUX  BOSS  BALUN

This is our BUX COMM High-Performance "HAMMER."

We designed it to cope with a "wholesome" kilowatt... or two, or  three. 

We decited that was NOT good enough, so we built it to endure harsh treatment.

STATS:
10" x 4"  Wt. 1.5 LBs
4:1 Hi-Power,
160 thru 6 Meters
HEAVY DUTY TOROID MADE OF TYPE 43 FERRITE, FOR LOW PERMEABILITY
4:1 High Performance, Heavy Duty,
*3 KW Balun
(
if SWR is less than 2:1)  
*CW/SSB duty-cycles only.
 
SSB/CW Power @ 3.5 MHz* >2 kW if SWR is less than 3:1, Not rated for RTTY & AM

Will not saturate at Amateur Radio Power Levels
 

Regular $64.97     Now at BUX COMM $ 39.95
Order 3KBBB   

With an increase in local noise sources and the increasing attractiveness of long wire and dipole antennas, coax cable has become the antenna feed line of choice for most radio users and operators. 

 

Given that the impedance of most commonly available coax is either 50 or 72 ohms and since many wire antennas present an impedance of 200 to 600 ohms or more at the feed point, direct connection of the coax to wire antennas hits us with a significant signal loss due to the antenna impedance mismatch. 

 

Having realized this set of circumstances in the receiver and SWL arena, we're introducing a new approach to defeat the noise and impedance mismatch problems in our receive antennas by designing this new RxBALUN�.

 

Our RxBALUN� bridges the impedance gap, and enables an unbalance to balanced match between the antenna and our receivers.  These features provide more signal transfer from the antenna to your receiver.  

 

Our RxBALUN will accommodate the SWL and QRP Operator.  In addition, this RxBALUN may be employed as an antenna balun for both transmit and receive between the antenna and low powered transceivers running up to 200 watts.  For input and output connectors, we use only the best Silver plated, Teflon�� insulated, SO239 connectors. Max Power 250 watts.

$14.97 RxBALUN     Teflon� E I DuPont corp.

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Customer Service [email protected]
Download our Catalog As of December 10th our brand new Winter 04/05 catalog is available in PDF FORMAT
[email protected]

 All text and graphics on these pages are ��� of G. E. Rogers Sr and BUX COMM Corp 1986 - 2005

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