81-95-25 Series

81-95-25 Series
81-95-25 Series, 935-940 MHz, Single-Junction Circulator and Isolators are designed to provide the specified isolation under continuous duty at maximum power. Their conservative, rugged design and construction have a record of excellent reliability and high performance established through over 20 years of service in critical systems.
Isolators
- Provides rated isolation at rated continuous power
- Standard isolator loads rated to protect against antenna system failure
Circulators
- Available dual or single junction versions from 118-250 MHz, 300-530 MHz and 746-960 MHz
- Small package outline
- Up to 250 watts power handling
- High isolation throughout bandwidth (no-tuning)
- Low insertion loss
- Low PIM Design
- Wide operation temperature range
- RoHS compliant
- Various connector options available
- Ideal for applications with minimal guard band between transmit and receive frequencies
Part Number | 81-95-25-00 | 81-95-25-20 | 81-95-25-50 | 81-95-25-60 | 81-95-25-100 |
---|---|---|---|---|---|
RF Load # | None | 82-01-05 82-01-05 | 82-01-05 82-01-16 | 82-01-05 82-01-17 | 82-01-05 82-01-15 |
Continous RF Load Power | None | 10/5 W | 10/25 W | 10/60 W | 10/100 W |
Dimensions, HxWxD [inches(mm)] | 5.63 x 3.15 x 1.84 (143 x 80 x 47) | 6.66 x 3.15 x 1.84 (169 x 80- x 47) | 10.41 x 3.15 x 1.84 (264 x 80 x 47) | 11.59 x 3.15 x 1.84 (294 x 80 x 47) | 11.59 x 3.94 x 2.90 (294 x 100 x 74) |
Weight, lb. (kg) | 2.79 (1.27) | 3.15 (1.43) | 3.61 (1.64) | 4.25 (1.93) | 4.97 (2.26) |
Product Specifications | |
---|---|
Item No | 81-95-25 Series |
Item Name | 935-940 MHz, Dual-Junction Circulator and Isolator |
Frequency Range | 935-940 MHz |
Number of Junctions | 2 |
Junction Type | Distributed Parameter |
Max Continuous Input Power | 150 W |
Isolation Bandwidth | 2.5% of center frequency (dB) |
Typical Insertion Loss | 0.5 dB |
Insertion Loss | 0.65 dB |
Peak Reverse Isolation | > 60 dB |
Min Reverse Isolation | > 50 dB |
Impedance Ω | 50 |
Min Return Loss - VSWR | 20 dB (1.22 : 1) |
Temperature Range | -30 to +60 °C |
Connectors Input-Output-Load | N |