Band Reject Filters–Tunable
RLC Electronics now provides band stop and cavity filters that can be re-adjusted by the customer to new center frequencies. These filters are tunable over a +/-7.5% center frequency range with minimal change in bandwidth.
Specifications
BRFT–1–2–3–4
Model |
Center Frequency Range (MHz) |
3 dB Bandwidth (% of fc) |
Number of Sections |
3 dB / 40 dB Bandwidth Ratio |
BRFT |
1,000 to 6,000 |
0.5 to 12 |
2 |
30 |
3 |
7 |
|||
5 |
3.4 |
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7 |
2.7 |
|||
9 |
2.3 |
Power Rating: 2.0 watts Impedance: 50 ohms VSWR: 1.5:1, fc to 2 x fc Outlines: See page 65 for dimensions |
Temperature: -55C +85C Environment: MIL-E-5400,Class 1A Connectors: SMA, N (female) |
To designate the filter desired use:
1: Center Frequency in MHz 2: 3dB Bandwidth in MHz |
3: Number of Sections 4: Connectors : N for type N, or R for SMA |
Example: BRFT-1500-15-5-R is 1500 MHz center frequency, 15 MHz 3 dB bandwidth, 5 sec-
tion, tunable from 1388 to 1612 MHz, Band Reject filter with SMA female connectors.
