Bert Modderman:
2 meter band cavity filters
Bert Modderman:
dvb-t down converter 23cm to 340-400mhz
Bert Modderman:
1249mhz 310mm 7 pole filter vs 2 smaller ones.
Bert Modderman:
1249mhz filter
Bert Modderman:
23 cm 1230 - 1296 - 1330 mhz ssb atv band filter
Bert Modderman:
5760 6cm filter
Bert Modderman:
DVB-T downconverter 23cm to 380mhz
Bert Modderman:
9cm filter tuning assignment
Bert Modderman:
_MG_3969
Bert Modderman:
1319mhz 23cm tx filter
Bert Modderman:
filters designed to exact customer wishes
Bert Modderman:
tuned to lowest loss on 1296
Bert Modderman:
tuned to lowest loss on 1296
Bert Modderman:
tuned to lowest loss on 1296
Bert Modderman:
_MG_3597
Bert Modderman:
_MG_3594
Bert Modderman:
0.3db loss 6cm 5780 mhz filter
Bert Modderman:
10ghz bandpass filter 0.6db loss
Bert Modderman:
custom 10 ghz filter 9.750 ghz 300mhz wide
Bert Modderman:
1240-1300 mhz filter 0.3db loss
Bert Modderman:
1296 mhz 28 mhz if filter
Bert Modderman:
1240 - 1320 mhz atv 23cm filter
Bert Modderman:
70cm low loss lowpass filter
Bert Modderman:
432 mhz cavity filter
Bert Modderman:
70cm high power Low Pass filter
Bert Modderman:
2 meter cavity filter
Bert Modderman:
144mhz bandpass
Bert Modderman:
70cm lowpass filter
Bert Modderman:
2m 150mhz low pass filter
Bert Modderman:
2m 150mhz low pass filter
