Helical band pass Filter for Ham Radio

Helical band pass Filter for Ham Radio/Satellite/RFID application in Europe & Africa:

You could preview specification online by click each item.

wwww.Temwell.com.tw	Double tuning		Triple tuning
VHF Pass Band	7H2 series (TD) 15.2x7.6x 12.5 mm	5W2 series (TDW) 11.2x5.6x 8.6 mm	7H3 series (TT) 22.8x7.6x 12.5 mm	5W3 series (TTW) 16.8x5.6x 8.6 mm
50-54 MHz approx.	TD67420B-52M	-----------------	TT67419B-52M	-----------------
70-75 MHz approx.	TD67186B-72M	-----------------	TT6389B1-72M	-----------------
144-146 MHz approx.	TD6727D-145M	-----------------	TT6755D1-145M	-----------------
240-245 MHz approx.	TD6734B-243M	-----------------	TT6762B-243M	TTW3637B-243M
250-270 MHz approx.	TD67689B-260M	-----------------	TT67696B-260M	-----------------
270-290 MHz approx.	TD67690B-279M	-----------------	TT67697B-279M	-----------------
UHF Pass Band	7H2	5W2	7H3	5W3
290-300 MHz approx.	TD6721B-295M	-----------------	TT67257E-295M	TTW3933A-295M
430-440 MHz approx.	TD67410B-435M	TDW2630B-435M	TT67295B-435M	TTW3630B-435M
450-470 MHz approx.	TD6747F-460M	TDW2897A-460M	TT6775B-460M	TTW3439A-460M
865-868MHz approx.	TD67121C-867M	TDW2513B-867M	TT6818A-867M	TTW3645B-867M
868-870 MHz approx.	TD67121C-869M	TDW2513B-869M	TT6818A-869M	TTW3645B-869M
913-915 MHz approx.	TD67123B-914M	TDW2642B-914M	TT67248A-914M	TTW3646B-914M
1240-1300 MHz approx.	-----------------	-----------------	TT67810B-1270M	TTW3759B-1270M
1276-1316 MHz approx.	TD67741B-1296M	-----------------	TT67847B-1296M	TTW3554B-1296M
1300-1330 MHz approx	-----------------	TDW2578B-1315M	TT67633E-1315M	TTW3730B-1315M
2300-2400 MHz approx.	-----------------	TDW2607B-2350M	-----------------	TTW3853B-2350M
2400-2450 MHz approx.	-----------------	TDW2536B-2425M	-----------------	TTW3526B-2425M

Don’t find ideal spec from above table? Please contacts with us for customize service.

We provide tune to your indicated centre frequency within fixed bandwidth or re-design a new bandwidth by your need accordingly.

Please email following details spec to euro@temwell.com.tw or joe@temwell.com.tw