Shure PA421B Antenna Combiner for PSM Wireless Systems
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Features
- Combines up to four PSM transmitters to a single antenna set for improved RF networking & reduced rack clutter.
- Wideband operation (470-865 MHz).
- 4 Input LED signals (green when active; off when inactive).
- Quieter, temperature-sensitive fan for significant reductions in ambient unit noise and heat.
- Daisy-chain up to 2 combiners with the expansion port.
- LED indicators for signal presence and signal overload.
- Passive (non-powered) antenna combining.
Description
Shure PA421B Antenna Combiner for PSM Wireless Systems are complementary accessories for Shure PSM® Personal Stereo Monitor systems. When multiple systems are required for monitoring applications, the PA421B combiners quietly and efficiently optimize RF management for up to four PSM® transmitter, while also reducing rack clutter. (Directly replaces PA421A.)
The PA421B is compatible with Shure PSM 900 and PSM 1000.
Specifications
| RF Frequency Range | 470-865 MHz |
| Impedance | 50 Ω |
| Operating Temperature Range | −18 °C (0 °F) to 63 °C (145 °F) |
| Power Requirements | 100 to 240 V AC, 50-60 Hz |
| Current Drain | 1.09 A (referenced at 100 V AC) (109 VA) |
| Power Consumption | 98 W max. |
| RF Input | |
| Connector Type | BNC |
| Configuration | Active |
| Impedance | 50 Ω |
| RF Gain | 0 dB (±2 dB) |
| LED Indicator Min. Detection Threshold | 2.5 dBm |
| LED Indicator Overload Threshold | >24 dBm |
| Main Output | |
| Connectory Type | BNC |
| Impedance | 50 Ω |
| Expansion Port | |
| Connector Type | BNC |
| Configuration | Passive |
| Impedance | 50 Ω |
| Insertion Loss | <4 dB |
| RF Expansion Port Normal Operating Range | 33 dBm (2 W) |
| DC Outputs | |
| Output Voltage | 15 V DC |
| Output Current (Per Output) | 660 mA max |
| Output Power (Per Output) | 9.9 W |
| LED Indicator Min. Detection Threshold | 85 mA |
| LED Indicator Overload Threshold | >660 dBm |
In The Box
- Shure PA421B Antenna Combiner for PSM Wireless Systems.
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Details
- Product: Shure PA421B Antenna Combiner for PSM Wireless Systems
- Manufacturer: Shure
- Model: PA421B-A
- SKU: PA421B-A
- RM Product #: 66378
- Warranty: 2 year manufacturer warranty (excluding consumable e.g. lithium-ion batteries).
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