1 FUNCTIONS, 21.4 MHz, 6 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S
| Parameter Name | Attribute value |
| Reach Compliance Code | unknow |
| Other features | 2 POLE |
| Maximum attenuation frequency (+/- delta f) | 25 kHz |
| Attenuation at maximum frequency | 20 dB |
| Bandwidth (+/- delta f) | 6 kHz |
| Center frequency or cutoff frequency (fo/fc) | 21.4 MHz |
| filter type | CRYSTAL FILTER |
| Input/output impedance | 1200 OHM//3 |
| Maximum insertion loss | 1.5 dB |
| Manufacturer's serial number | 21J1E |
| Number of functions | 1 |
| Maximum operating temperature | 80 °C |
| Minimum operating temperature | -30 °C |
| Base Number Matches | 1 |
| 21J1E | 21J2A2 | 21J1F | 21J1B | 21J2B2 | 45E1FF | 45E1A9F | 55E2D3F | 55E1D3F | |
|---|---|---|---|---|---|---|---|---|---|
| Description | 1 FUNCTIONS, 21.4 MHz, 6 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S | 1 FUNCTIONS, 21.4 MHz, 15 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S | 1 FUNCTIONS, 21.4 MHz, 3.75 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S | 1 FUNCTIONS, 21.4 MHz, 7.5 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S | 1 FUNCTIONS, 21.4 MHz, 7.5 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S | 1 FUNCTIONS, 45 MHz, 3.75 kHz BW(delta f), CRYSTAL FILTER, CASE UM-1S, 3 PIN | 1 FUNCTIONS, 45 MHz, 15 kHz BW(delta f), CRYSTAL FILTER, CASE UM-4S, 3 PIN | 1 FUNCTIONS, 55 MHz, 10 kHz BW(delta f), CRYSTAL FILTER, CASE UM-4S, 3 PIN | 1 FUNCTIONS, 55MHz, 10kHz BW(delta f), CRYSTAL FILTER, CASE UM-4S, 3 PIN |
| Reach Compliance Code | unknow | unknow | unknow | unknow | unknow | unknown | unknown | unknown | unknown |
| Other features | 2 POLE | 4 POLE | 2 POLE | 2 POLE | 4 POLE | 2 POLE | 2 POLE | 4 POLE | 2 POLE |
| Maximum attenuation frequency (+/- delta f) | 25 kHz | 50 kHz | 18 kHz | 28 kHz | 25 kHz | 12.5 kHz | 50 kHz | 40 kHz | 50 kHz |
| Attenuation at maximum frequency | 20 dB | 40 dB | 20 dB | 18 dB | 40 dB | 10 dB | 10 dB | 40 dB | 17 dB |
| Bandwidth (+/- delta f) | 6 kHz | 15 kHz | 3.75 kHz | 7.5 kHz | 7.5 kHz | 3.75 kHz | 15 kHz | 10 kHz | 10 kHz |
| Center frequency or cutoff frequency (fo/fc) | 21.4 MHz | 21.4 MHz | 21.4 MHz | 21.4 MHz | 21.4 MHz | 45 MHz | 45 MHz | 55 MHz | 55 MHz |
| filter type | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER | CRYSTAL FILTER |
| Input/output impedance | 1200 OHM//3 | 2000 OHM//0.5 | 850 OHM//6 | 1500 OHM//2.5 | 1500 OHM//2 | 200 OHM//4 | 1200 OHM | 550 OHM//1.8 | 1100 OHM//2 |
| Maximum insertion loss | 1.5 dB | 2 dB | 1.5 dB | 1.5 dB | 2 dB | 2 dB | 2 dB | 4 dB | 2.5 dB |
| Manufacturer's serial number | 21J1E | 21J2A2 | 21J1F | 21J1B | 21J2B2 | 45E1FF | 45E1A9F | 55E2D3F | 55E1D3F |
| Number of functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Maximum operating temperature | 80 °C | 80 °C | 80 °C | 80 °C | 80 °C | 80 °C | 80 °C | 80 °C | 80 °C |
| Minimum operating temperature | -30 °C | -30 °C | -30 °C | -30 °C | -30 °C | -30 °C | -30 °C | -30 °C | -30 °C |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - |
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