PBM120AU - Receiver Speco Technologies - Free user manual and instructions
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| Product Type | Wireless Receiver |
| Brand | Speco Technologies |
| Model | PBM120AU |
| Frequency Range | UHF 500-600 MHz |
| Number of Channels | 120 |
| Audio Output | Balanced XLR, Unbalanced 1/4" |
| Power Supply | 12V DC, 500mA |
| Dimensions (H x W x D) | 1.75 x 19 x 6 inches (1U rack mount) |
| Weight | 2.2 lbs (1 kg) |
| Antenna Type | External BNC connector, dipole included |
| Frequency Stability | ±0.005% |
| Signal-to-Noise Ratio | >100 dB |
| Total Harmonic Distortion | <0.5% |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Included Accessories | Power adapter, antennas, rack mount ears |
| Compliance | FCC, CE |
| Warranty | 2 years |
| Maintenance | Clean with dry cloth; avoid moisture |
| Safety | Use only specified power supply; do not expose to rain |
Frequently Asked Questions - PBM120AU Speco Technologies
How do I connect the PBM120AU receiver to a mixer?
Use a balanced XLR cable from the receiver's audio output to a microphone input on the mixer. Ensure the receiver and mixer are powered off during connection.
What type of antennas are compatible?
The receiver uses standard BNC antennas with an impedance of 50 ohms. Speco Technologies provides dipole antennas with the unit. You can also use directional antennas for extended range.
How do I sync the receiver with a transmitter?
Press the 'Sync' button on the receiver and then press the corresponding button on the transmitter. The receiver will automatically scan for the transmitter's frequency and lock.
What is the maximum operating range?
Under optimal conditions (line of sight, no interference), the range is up to 300 feet (100 meters). Indoor range may be less due to walls and obstructions.
Can I use multiple receivers together?
Yes, multiple PBM120AU receivers can be used simultaneously. Ensure each receiver is set to a different frequency group to avoid interference.
How do I troubleshoot no sound?
Check that the transmitter and receiver are powered on and on the same frequency. Verify audio cables are properly connected. Ensure the receiver's volume is turned up and not muted.
What power adapter does the PBM120AU require?
It requires a 12V DC power adapter with a center positive tip and at least 500mA current rating. Using an incorrect adapter may damage the receiver.
How do I clean the receiver?
Unplug the receiver and wipe the exterior with a soft, dry cloth. Do not use any abrasive cleaners or liquids. Keep vents free of dust.
Is the PBM120AU rack-mountable?
Yes, it is a standard 1U rack-mount unit. Rack mount ears are included for installation in a 19-inch equipment rack.
How do I update the firmware?
The PBM120AU does not support user firmware updates. If needed, contact Speco Technologies support for assistance.
User questions about PBM120AU Speco Technologies
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USER MANUAL PBM120AU Speco Technologies
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Product information
Brand : Speco Technologies
Model : PBM120AU
Category : Receiver