£139.96
OUT OF STOCK
Click the image to enlarge
T-4-500 Radio Works 500W 1:1 Line Isolator
£0.00
(£0.00 exc. VAT)
£46.96
(£39.13 exc. VAT)Finance Available
Radioworld now offer finance through our partners Close Brothers.
Add the item to your basket in the normal way and at checkout choose to make payment via Finance. You’ll then be taken through to our partners Pay4Later to make your finance application.
| Item Cost | Finance Option | Deposit | Monthly Payments | Total Cost |
|---|---|---|---|---|
£46.96
|
12 Months 14.9% APR
|
£4.70
|
£4.05
|
£53.25
|
£46.96
|
18 Months 14.9% APR
|
£4.70
|
£2.70
|
£53.25
|
£46.96
|
24 Months 14.9% APR
|
£4.70
|
£2.02
|
£53.25
|
£46.96
|
36 Months 14.9% APR
|
£4.70
|
£1.35
|
£53.25
|
£46.96
|
48 Months 14.9% APR
|
£4.70
|
£1.01
|
£53.25
|
£46.96
|
12 Months 19.5% APR
|
£4.70
|
£4.21
|
£55.20
|
£46.96
|
18 Months 19.5% APR
|
£4.70
|
£2.81
|
£55.20
|
£46.96
|
24 Months 19.5% APR
|
£4.70
|
£2.10
|
£55.20
|
£46.96
|
36 Months 19.5% APR
|
£4.70
|
£1.40
|
£55.20
|
£46.96
|
48 Months 19.5% APR
|
£4.70
|
£1.05
|
£55.20
|
The T-4-500 Line Isolator compliments the line of Radio Works current Balun. Built to a high standard, the sockets are in fact silver plated with gold plated centre connection with PTFE insulation. Suitable for ham and professional applications where up to 500W is used down coaxial lines. Provides excellent isolation while keeping losses to a minimum.
* Current type * Ratio 1:1 * Impedance 50 Ohms * Bandwidth 1.8 - 54MHz * Power 500W HF, 100W 6m * Sockets SO-239 input & output * Size 38 x 122mm * Weight 200g
Others who viewed this item WERE ALSO INTERESTED IN...
Hygain BN-4000D Dipole Current Balun 1-54MHz 4kW SO-239
The Hygain BN-4000D Dipole Current Balun 1-54MHz 4kW SO-239, Dipole Current Balun 1-54MHz SO-339 50 Ohms 4000W.
£139.96
£24.95
OUT OF STOCK
RWB-1 Receiving Balun - random wire
Receive only long wire balun. For use with any random wire to match 50 Ohms to your receiver. Big improvement without the need for an ATU. Features: F...
£24.95
£49.96
ADD TO BASKET
MFJ-918 1:1 Current Balun 1.8-30MHz 50 Ohms
The MFJ-918 1:1 Current Balun was designed to replace the center insulator of a dipole antenna. It is made up of 50 Ferrite Core Beads placed onto a 1...
£49.96
£79.96
ADD TO BASKET
Magnetic Balun for external use with Wire Antennas MTFT-EXT-11370-01
MTFT-EXT Magnetic Balun for external use with Wire Antennas It is possible to feed end wires with internal ATU's. Just string up a long wire, insert t...
£79.96
£27.95
OUT OF STOCK
MFJ-911 4:1 Balun 300W
The MFJ-911 4:1 Balun is a true 4:1 current balun/unun that transforms 200 ohm balanced and unbalanced loads to 50 ohms. The response is amazingly fla...
£27.95
£32.95
OUT OF STOCK
MFJ-913 4:1 Current Balun 300W
The MFJ-913 4:1 current balun is ideal for folded dipoles, delta loops or other medium impedance balance antennas where ATUs are not required.
* Cur...
£32.95
£44.95
ADD TO BASKET
HB-1-1 HARI Balun 1:1 50 Ohms 1kW SSB/CW
HB-1-1 HARI Balun 1:1 50 Ohms 1kW SSB/CW Top quality 1:1 balun for use with dipole and trap dipole antennas with feed point of 50 Ohms. Power rating 1...
£44.95
£39.95
ADD TO BASKET
HB-6-200 HARI Balun 6:1 50 Ohms 200W SSB/CW
HB-6-200 HARI Balun 6:1 50 Ohms 200W SSB/CW Top quality 6:1 balun for use with folded dipole type antennas with feed point of 300 Ohms. Power rating 2...
£39.95
£77.95
OUT OF STOCK
MFJ-912 W9INN Ext Balun
MFJ-912 W9INN Ext Balun The use of this balun allows you to employ ladder line as the main feed and so take advantage of the very low loss that result...
£77.95
£49.96
ADD TO BASKET
HB-6-1 HARI Balun 6:1 50 Ohms 1kW SSB/CW
HB-6-1 HARI Balun 6:1 50 Ohms 1kW SSB/CW Top quality 6:1 balun for use with folded dipole type antennas with feed point of 300 Ohms. Power rating 1kW ...
£49.96
£41.95
ADD TO BASKET
HB-1-200 HARI Balun 1:1 50 Ohms 200W SSB/CW
HB-1-200 HARI Balun 1:1 50 Ohms 200W SSB/CW Top quality 1:1 balun for use with dipole and trap dipole antennas with feed point of 50 Ohms. Power ratin...
£41.95
£69.95
OUT OF STOCK
REM-BAL (REMOTE BALUN) Radio Works 1.5kW 4:1 Remote Balun
The REM-BAL is a 4:1 current type balun and is ideal for open wire to coax interfacing, especially external to the operating position. Unlike voltage ...
£69.95
£29.95
OUT OF STOCK
WB-1 Watson 1:1 Balun
WB-1 Watson 1:1 Balun * 1:1 balun 50 Ohms SO-239 * 3 - 30MHz 400W input * Strain loops and element clamp (14 gauge) * For wire dipoles or inverted V ...
£29.95
£29.95
ADD TO BASKET
6:1 Balun, 3 - 30 MHz 400W input
6:1 Balun WB-6 * 6:1 balun 50 Ohms SO-239 * 3 - 30 MHz 400W input * Strain loops and element clamp (14 gauge) * Ideal for folded dipoles and open wire...
£29.95
£33.98
ADD TO BASKET
LDG RBA-1 4:1 Balun
The RBA-1 4:1 Balun was designed to allow easy interface of ladder line antennas and long wires to the LDG line of Automatic Antenna Tuners. The Balun...
£33.98
£104.95
ADD TO BASKET
Hygain BN-86 Ferrite Balun 3-30MHz for HF Yagis SO-239
The BN-86 Ferrite Balun 3-30 MHz for HF Yagi's SO-239. Broadband 50 Ohm ferrite balun. Usable from 3 to 30 MHz. Recommended for all HF Yagi antennas. ...
£104.95
£154.96
OUT OF STOCK
hygain BN-4000N Beam Current Balun 1-54MHz 4kW N-type
The hygain BN-4000N Beam Current Balun 1-54MHz 4kW N-type.
£154.96
£59.95
OUT OF STOCK
B4-2K Radio Works 1.5kW 4:1 Balun
The B4-2K 4:1 voltage balun is ideal for folded dipoles, delta loops or other medium impedance balance antennas where ATUs are not required. * Voltage...
£59.95
£59.95
OUT OF STOCK
T-4-PLUS Radio Works 2kW 1:1 Line Isolator,
The T-4-Plus Line Isolator has been designed so that it can easily replace other Line Isolators. The isolation factor is nearly 150% of the original v...
£59.95
£74.95
ADD TO BASKET
MFJ-919 4:1 Current balun 1.5kW - 200 ohms to 50 ohms. Transmission Line Transformer construction using 100-ohm characteristic
The MFJ-919 is a 1500 Watt true current baluns/antenna center insulator that transforms 200 ohms to 50 ohms. Â Transmission Line Transformer constructi...
£74.95