https://temwell.shoplineapp.com/products/bandpass-filter-tt6755d-140m-for-2-way-radio
Bandpass Filter-TT6755D-140M for 2 way radio
Temwell design standard Helical Bandpass Filter for 2 way radio band, including 70MHz, 140MHz, 160MHz, 180MHz, 460MHz.
bandpass filterwayradio