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Filters
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Crystal Filter Comparison
Model: | 216 | 217 | 218 | 219 | 220 | 221 | 282 | 285 | 288 |
---|---|---|---|---|---|---|---|---|---|
Center Frequency | 9.002210 | 9.000750 | 9.001500 | 9.000750 | 9.001500 | 9.000500 | 6.299250 | 6.299250 | 6.300000 |
6 dB BW, Hz | 500 | 500 | 1800 | 250 | 2400 | 250 | 250 | 500 | 1800 |
Shape Factor, 6/60 dB | 2.75:1 | 2:1 | 1.8:1 | 3.5:1 | 1.7:1 | 3.5:1 | 3.4:1 | 2.9:1 | 1.75:1 |
Insertion Loss, dB | 8.0 | 7.5 | 2.0 | 14.0 | 2.2 | 14.0 | 11.5 | 11.5 | 2.5 |
Ultimate Rejection, dB | 90+ | 90+ | 90+ | 85+ | 90+ | 85+ | 90+ | 90+ | 100+ |
Z in & out, Ohms | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 |
Number of Poles | 6 | 8 | 8 | 6 | 8 | 6 | 6 | 6 | 8 |
Stock Code | 48161 | 48036 | 48037 | 48055 | 48058 | 48243 | 48054 | 48053 | 48075 |
Current Model No.: | N/A | 2017 | 2018 | 2019 | N/A | N/A | 2082 | 2085 | 2088 |
Model Listing
Model | Image | Description |
---|---|---|
114 | ![]() | Audio Filter for Argosy II |
208 | ![]() | CW Filter for the 509, 2 position, $29 New |
208A | ![]() | CW Filter with Notch for the 515, 3 position |
216 | ![]() | 500 Hz 6 Pole FSK Filter, 9 MHz |
217 | ![]() | 500 Hz 8 Pole Ladder Filter, 9 MHz |
218 | ![]() | 1.8 KHz 8 Pole Ladder Filter, 9 MHz |
219 | ![]() | 250 Hz 6 Pole Ladder Filter, 9 MHz |
220 | ![]() | 2.4 KHz 8 Pole Ladder Filter, 9 MHz |
221 | ![]() | 250 Hz 6 Pole Ladder Filter, 9 MHz, Passband centered at 500 Hz |
224 | ![]() | Audio CW Filter for Argosy |
235 | ![]() | CW Filter for Model 315 Receiver, $14.95 New |
245 | ![]() | CW Audio Filter Board |
282 | ![]() | 250 Hz 6 Pole Ladder Filter, 6.3 MHz |
285 | ![]() | 500 Hz 6 Pole Ladder Filter, 6.3 MHz |
288 | ![]() | 1.8 KHz 8 Pole Ladder Filter, 6.3 MHz |
2000 | ![]() | 1.8 kHz roofing filter, 9 MHz I-F, for Orion II Model 566 Only |
2001 | ![]() | 600 Hz roofing filter, 9 MHz I-F, for Orion II Model 566 Only |
2002 | ![]() | 300 Hz roofing filter, 9 MHz I-F, for Orion II Model 566 Only |
2017 | ![]() | 500 Hz CW filter, 9 MHz I-F, direct drop-in replacement for Model 217 |
2018 | ![]() | 1.8 KHz SSB filter, 9 MHz I-F, direct drop-in replacement for Model 218 |
2019 | ![]() | 250 Hz CW filter, 9 MHz I-F, direct drop-in replacement for Model 219 |
2031 | ![]() | 500 Hz Collins Mechanical filter, 455 kHz I-F, for Omni VII Model 588 |
2032 | ![]() | 300 Hz Collins Mechanical filter, 455 kHz I-F, for Omni VII Model 588 |
2082 | ![]() | 250 Hz CW filter, 6.3 MHz I-F, direct drop-in replacement for Model 282 |
2085 | ![]() | 500 Hz CW filter, 6.3 MHz I-F, direct drop-in replacement for Model 285 |
2088 | ![]() | 1.8 KHz SSB filter, 6.3 MHz I-F, direct drop-in replacement for Model 288 |
5060 | ![]() | High Pass Filter |
5061 | ![]() | Low Pass Filter, 2 KW |
FR4 | ![]() | Audio Filter, 400 Hz |