1. Introduction
The ACEMIC PR-8/FT-10+MINI-BP is a UHF wireless instrument microphone system specifically designed for flutes and clarinets. This system offers convenient wireless audio transmission, making it ideal for performers and educators. The compact and portable design ensures ease of transport and setup. Utilizing a UHF band with multi-level narrowband filter technology, it effectively eliminates interference signals, providing high frequency stability, professional musical audio design, perfect distortion control, transient response, high-fidelity sound, no delays, and no background noises. The system boasts an operating range of up to 80 meters thanks to its antenna diversity receiver.
2. Package Contents
Please check the package carefully to ensure all items are present and in good condition:
- PR-8 Mini Receiver (1 pc)
- FT-10 Microphone (1 pc)
- MINI-BP Wireless Transmitter (1 pc)
- Audio Cable (1 pc)
- Power Adapter (1 pc)
- User Manual (1 pc)
- Aluminum Carrying Case (1 pc)
3. Product Overview
3.1 PR-8 Mini Receiver
The PR-8 Mini Receiver is the central unit for receiving audio signals from the transmitter. It features an HD LCD display for monitoring system status.
- Receiver Antennas: For optimal signal reception.
- Volume Knob: Adjusts the audio output level.
- IR Frequency Button: Initiates infrared frequency synchronization.
- UP/SET/DOWN Buttons: For navigating menus and adjusting settings, including frequency selection.
- Power Button: Turns the receiver on/off.
- IR Window: Used for infrared synchronization with the transmitter.
- HD LCD Display: Shows RF level, AF level, current channel, and frequency.
3.2 MINI-BP Wireless Transmitter
The MINI-BP Wireless Transmitter clips onto the instrument or clothing and sends the microphone's audio signal to the receiver.
- Power Button: Turns the transmitter on/off.
- Battery Compartment: Houses one 1.5V AA battery.
- Mute Switch: Mutes the microphone audio transmission.
- Connector Cable: Connects the microphone to the transmitter.
- Mini XLR Male Plug: Input for the FT-10 microphone.
- IR Window: For infrared synchronization with the receiver.
3.3 FT-10 Microphone
The FT-10 is a high-quality condenser microphone specifically designed for flutes and clarinets, featuring a flexible pipe for optimal positioning.
- Condenser Cartridge: Captures high-fidelity audio.
- Flexible Pipe: Allows for precise positioning of the microphone.
- Velcro Strap: Secures the microphone to the instrument.
4. Setup Instructions
- Install Batteries:
- MINI-BP Transmitter: Open the battery compartment and insert one 1.5V AA battery, ensuring correct polarity.
- PR-8 Receiver: The receiver can be powered by two 1.5V AA batteries or the included DC 9V power adapter. For battery operation, insert two 1.5V AA batteries. For adapter use, connect the DC 9V adapter to the receiver's power input and plug it into a power outlet.
- Connect Microphone to Transmitter: Plug the Mini XLR male plug of the FT-10 microphone into the corresponding input on the MINI-BP transmitter.
- Attach Microphone to Instrument: Use the velcro strap on the FT-10 microphone to securely attach it to your flute or clarinet. Position the flexible pipe to ensure the condenser cartridge is optimally placed to capture sound from the instrument.
- Connect Receiver to Audio System: Use the audio cable to connect the PR-8 receiver's 6.35mm jack socket to your mixer, amplifier, or other audio input device.
5. Operating Instructions
- Power On: Press and hold the Power Button on both the PR-8 receiver and the MINI-BP transmitter until their respective displays or indicators light up.
- Frequency Synchronization (IR Sync):
- On the PR-8 receiver, use the UP/DOWN buttons to select a desired frequency.
- Press the IR frequency button on the receiver.
- Align the IR window of the MINI-BP transmitter with the IR window of the PR-8 receiver. The frequency will be automatically downloaded and synchronized. The receiver's LCD display will show the synchronized frequency.
- Adjust Volume: Use the Volume Knob on the PR-8 receiver to adjust the audio output level to your desired setting.
- Monitor Status: The PR-8 receiver's LCD display shows the RF (Radio Frequency) level, AF (Audio Frequency) level, current channel, and frequency, allowing you to monitor the system's performance.
- Mute Function: Use the Mute Switch on the MINI-BP transmitter to temporarily silence the microphone without turning off the unit.
- Operating Range: The system provides a stable signal transmission range of up to 80 meters under optimal conditions. Ensure a clear line of sight between the transmitter and receiver for best performance.
- Power Off: Press and hold the Power Button on both the receiver and transmitter until they power down.
6. Specifications
6.1 Comprehensive Performance
| Feature | Specification |
|---|---|
| Frequency Range | UHF 600-952MHz (region dependent) |
| Modulation Mode | FM |
| Dynamic Range | >100dB |
| Frequency Response | 60Hz-17KHz ±3dB |
| Total Harmonic Distortion | <0.5% at 1KHz |
| Signal/Noise Ratio | ≥108dB |
6.2 PR-8 Mini Receiver
| Feature | Specification |
|---|---|
| Frequency Range | 600-952MHz |
| Receive Sensitivity | -110dBm (sinad ≥30dB) |
| Signal/Noise Ratio | >105dB |
| Power Supply | DC9V/500mA or 2 x 1.5V AA Battery |
| Audio Output | 1 x 6.35mm jack socket |
| Antenna Type | Diversity |
| Selectable Frequencies | 100 (10*10) pre-set |
6.3 MINI-BP Wireless Transmitter
| Feature | Specification |
|---|---|
| Frequency Range | 600-952MHz |
| RF Power | 10mW |
| Deviation | ±48KHz |
| Antenna Type | 1/4 wave Length wire type |
| Battery Voltage | 1.5V (1x1.5V AA Battery) |
| Power Consumption | Approx. 10 hours (battery-dependent) |
6.4 FT-10 Microphone
| Feature | Specification |
|---|---|
| Element | Condenser |
| Polar Pattern | Unidirectional |
| Cartridge Size | Φ 6.0 * 2.7 mm |
| Sensitivity | – 47 dB + 2 dB |
| Frequency Response | 250-6 KHz |
| Output Impedance | ≤680 Ω |
| Working Voltage | Phantom 48V or DC 2V–10V |
| Signal-to-Noise Ratio | More than 58dB |
| Cable Length | 3m |
| Item Type | Clips |
7. Troubleshooting
- No Sound:
- Ensure both the receiver and transmitter are powered on.
- Check battery levels in both units.
- Verify that the microphone is securely connected to the transmitter.
- Confirm that the receiver is correctly connected to your audio system.
- Check the volume knob on the receiver and your audio system.
- Ensure the transmitter's mute switch is not engaged.
- Interference/Poor Signal:
- Ensure the transmitter and receiver are within the 80-meter operating range and have a clear line of sight.
- Try changing the frequency on the receiver and re-syncing the transmitter via IR.
- Move away from other wireless devices or sources of electromagnetic interference.
- Check that the receiver antennas are properly positioned.
- Short Battery Life:
- Use high-quality alkaline batteries.
- Ensure batteries are fully charged or new.
- Consider using the DC 9V power adapter for the receiver during extended use.
8. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the receiver, transmitter, and microphone. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the system in its aluminum carrying case in a cool, dry place, away from direct sunlight and extreme temperatures. Remove batteries from both units if storing for extended periods to prevent leakage.
- Battery Care: Replace batteries promptly when low. Dispose of used batteries responsibly according to local regulations.
- Microphone Care: Handle the microphone's flexible pipe and condenser cartridge gently to avoid damage. The patented rubber cover on the microphone is designed to protect your instrument.
9. User Tips
- Optimal Microphone Placement: Experiment with the microphone's position on your instrument using the flexible pipe to find the best sound capture for your specific playing style and instrument.
- Frequency Management: In environments with multiple wireless systems, utilize the 100 selectable frequencies to find a clear channel and avoid interference.
- Battery Monitoring: Regularly check the battery status on the receiver's LCD display to ensure uninterrupted performance.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the contact information provided by your retailer or the manufacturer's official website. Keep your purchase receipt as proof of purchase.
