UHF True Diversity Wireless Microphone System with Remote Control
600 Channels • 800m Range • LCD Display • Infrared Sync • 20 Programmable Task Groups • RS-232
T-7720UH 600 CH TRUE DIVERSITY REMOTE
Professional UHF wireless system with exceptional range. The T-7720UH is a high-performance UHF true diversity wireless microphone system offering 600 selectable channels, 800m operating range, and 20 programmable task groups. With infrared sync, LCD display, and RS-232 control, it's ideal for stages, conference rooms, houses of worship, and large venues.
| Model Number | T-7720UH |
| Product Type | UHF True Diversity Wireless Microphone System |
| Frequency Band | UHF 600-900 MHz (selectable) |
| Number of Channels | 600 |
| Operating Range | Up to 800m (line of sight) |
| Diversity Type | True Diversity (dual antennas) |
| Display | LCD with channel, frequency, signal strength, battery |
| Synchronization | Infrared (IR) auto-sync |
| Programmable Groups | 20 task groups |
| Control Interface | RS-232 (for external control) |
| Frequency Response | 50Hz – 18kHz |
| THD+N | < 0.5% |
| S/N Ratio | > 105dB |
| Microphone Type | Handheld with dynamic capsule |
| Battery Type | AA (2x) or rechargeable |
| Battery Life | Up to 10 hours |
| Power Supply | DC 12V / 500mA (included) |
| Dimensions (Receiver) | 210 x 180 x 45 mm |
| Weight (Receiver) | 1.2 kg |
| Operating Temperature | 0°C – 40°C |
| Certifications | CE, FCC, RoHS |
True diversity uses two complete receiver front ends and two antennas. The system continuously compares the signal quality from both antennas and selects the stronger signal, virtually eliminating dropouts and multipath interference. Ideal for large venues and challenging RF environments.
The T-7720UH is a professional-grade UHF true diversity wireless microphone system designed for demanding applications where reliability, range, and audio quality are paramount. With 600 selectable channels, 800m operating range, and advanced features like infrared sync and programmable task groups, it's the ideal choice for stages, conference rooms, houses of worship, and large venues.
600 UHF Channels – Interference-Free Operation: With 600 channels across the UHF band, you can always find a clear frequency, even in congested RF environments. Multiple systems can operate simultaneously without interference.
800m Operating Range: True diversity technology and high-quality RF design deliver exceptional range – up to 800m line of sight. Perfect for large stages, auditoriums, and outdoor events.
Infrared Sync: One-button IR sync instantly matches transmitter and receiver frequencies. No manual frequency selection – just point and sync.
20 Programmable Task Groups: Store up to 20 preset configurations for different users, events, or venues. Switch between groups instantly via front panel or RS-232 control.
LCD Display: Clear LCD shows channel, frequency, signal strength, and battery status on both receiver and transmitter.
RS-232 Control: Integrate with automation systems, control panels, or the T-7700 series for centralized management.
Wide frequency selection ensures interference-free operation in any environment.
Exceptional range for large venues, stages, and outdoor events.
Dual antennas and receivers eliminate dropouts and multipath interference.
One-button automatic frequency matching between transmitter and receiver.
| Parameter | Specification |
|---|---|
| Frequency Range | 600 – 900 MHz (selectable by region) |
| Number of Channels | 600 |
| Channel Spacing | 250 kHz |
| Frequency Stability | ±0.005% |
| Modulation | FM |
600 channels
Interference-free
| Feature | Benefit |
|---|---|
| Dual Antennas | Two independent antennas and receiver front ends |
| Signal Selection | Continuously compares and selects stronger signal |
| Dropout Elimination | Virtually eliminates signal dropouts and multipath interference |
| Range Extension | Effective range increased compared to single-antenna systems |
True Diversity
No dropouts
| Parameter | Specification |
|---|---|
| Number of Groups | 20 |
| Programmable Parameters | Channel, frequency, RF power, audio gain, squelch |
| Group Selection | Via front panel or RS-232 |
| Use Cases | Different presenters, venues, events – recall instantly |
20 groups
Instant recall
| Parameter | Specification |
|---|---|
| Interface | RS-232 (DB9) |
| Baud Rate | 9600 – 115200 (configurable) |
| Commands | Channel select, group recall, mute, status query |
| Integration | Control systems, automation, T-7700 series |
RS-232
Remote control
LCD display
Clear status
Handheld transmitter operates up to 10 hours on two AA alkaline batteries. Low battery indicator on both transmitter and receiver. Optional rechargeable battery pack available. Receiver powered by included 12V DC adapter.
| Model | Type | Channels | Range | Diversity | RS-232 |
|---|---|---|---|---|---|
| T-7720 | Wireless remote | N/A | 1km | No | Yes |
| T-7720UH | UHF mic system | 600 | 800m | True Diversity | Yes |
The T-7720UH supports multiple systems operating simultaneously. Up to 10 systems can be used in the same venue without interference (depending on frequency coordination). For larger setups, use the T-7720UH with antenna distribution systems.
Frequency coordination software available to assist with multi-channel setups.
The T-7720UH is available in different frequency bands to comply with local regulations. Select the appropriate band for your region. Contact ITC for frequency availability in your area.
Press SYNC on receiver, then point transmitter IR window at receiver. Frequency is automatically transferred via infrared. Takes less than 2 seconds. No manual tuning required.
T-7720UH receivers in rack, connected to T-7770 audio collector and T-7700 network
Four T-7720UH systems used for panel discussions. Audio feeds to T-7770, then distributed via T-7700 network to speakers throughout the facility. RS-232 control from room automation system recalls presets for different presenters. 800m range covers entire conference center.