BAND PASS 3 CELLS FILTER ( HELICAL/HELIX FILTER )
Pass band filter ( helical/helix filter ) fully designed for the most demanding amateurs radio and very useful for who demand more for a radio station.
The helical/helix BUNK 144/3 filter is the result of months of studying and technical tests: now we can finally offer insertion loss about 0,3dB at 144 MHz.
- Billet aluminium filter created with numerical controlled milling process.
- INOX steel bolt
- Aluminium cover with 24 laser cap screws 4mm thick.
- 3mm diameter copper silver coils
- Dimensions: 145x77x48mm
- Weight: 1Kg.
- Natural mechanical notch @98MHz >90dB attenuation
- Transmission power 300W
- Return Loss about -25dB
You can pay with Paypal or bank transfer