JTS Dual Handheld Wireless Microphone System – UF-20R + 2× JSS-20
JTS Dual Handheld Wireless Microphone System – UF-20R + 2× JSS-20
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Overview
The JTS UF-20R Dual Handheld Wireless System with two JSS-20 transmitters is a flagship professional solution designed for demanding applications where rock-solid RF stability, wideband frequency agility, and exceptional audio quality are essential. Ideal for touring productions, large venues, broadcast, theatres, houses of worship, and corporate events, this system delivers uncompromising performance even in challenging RF environments.
Built to JTS’s renowned professional standards, the UF-20 system combines true diversity reception, advanced frequency coordination, and intuitive one-touch setup via REMOSET technology, making it both powerful and user-friendly for experienced operators and installation environments alike.
Design and Build Quality
The UF-20R dual receiver is housed in a rugged 1U all-metal chassis, engineered for reliable rack-mounted operation in touring racks and fixed installations. Its professional-grade design includes cascadable antenna and power distribution outputs, allowing clean and efficient expansion for multi-system deployments.
The JSS-20 handheld transmitters feature a durable aluminium alloy body designed for intensive professional use. Each transmitter is fitted as standard with the newly developed JTS SAM-8WLN dynamic capsule, delivering excellent vocal clarity while significantly reducing handling noise. The interchangeable capsule design also allows compatibility with selected third-party capsule modules, offering flexibility to suit different vocal styles and performance requirements.
Key Technologies and Features
- True Diversity UHF Reception: Provides stable, dropout-resistant performance with an operating range of up to 200–480 metres (environment dependent).
- Wideband Frequency Operation: 60–75 MHz tuning bandwidth with up to 2,400–3,000 selectable frequencies.
- REMOSET One-Touch Synchronisation: Transfers frequency, RF output power, sensitivity, low-cut filter, key lock, and user name directly from receiver to transmitter.
- Advanced Channel Management: 15 preset groups with up to 63 compatible channels per group, plus 6 user-programmable groups with 64 channels each.
- Free Space Scan: Automatically scans and selects the cleanest available frequencies.
- Ultra-Low Companding Noise: JTS LCX circuit design ensures natural, transparent audio reproduction.
- Built-In Equaliser: Allows tonal optimisation directly from the receiver.
- Professional Status Alerts: RF no-signal, AF mute, and low battery warnings displayed clearly on the receiver.
- Expandable System Architecture: Cascadable antenna and power outputs support large multi-channel systems.
- Rechargeable Ready: Compatible with optional slide-in charging stations and NiMH rechargeable batteries.
Specifications – UF-20R Dual Receiver
| Specification | Details |
|---|---|
| Receiver Type | True diversity dual-channel |
| Carrier Frequency Range | CH38 - Requires Shared License fro PMSE |
| Bandwidth | 60–75 MHz wideband |
| Selectable Frequencies | Up to 3,000 |
| Preset Channels | 15 groups, up to 63 compatible channels per group |
| User Channels | 6 groups × 64 channels |
| Signal-to-Noise Ratio | >108 dB (A-weighted) |
| Total Harmonic Distortion | <0.5% @ 1 kHz |
| Frequency Response | 50 Hz – 18 kHz (with high-pass filter) |
| Audio Outputs | 2 × balanced XLR, 2 × 6.3 mm unbalanced jack |
| Power Supply | 100–240 V AC or 12 V DC |
| Chassis | 1U standard metal chassis |
| Dimensions (W × H × D) | 480 × 45 × 260 mm |
Specifications – JSS-20 Handheld Transmitters
| Specification | Details |
|---|---|
| Carrier Frequency Range | UHF 470–960 MHz |
| Bandwidth | 60–75 MHz wideband |
| RF Output Power | Low / High selectable |
| Frequency Response | 50 Hz – 18 kHz |
| Capsule | SAM-8WLN (interchangeable) |
| Battery | 2 × AA NiMH rechargeable |
| Dimensions (W × H × D) | 50 × 253 × 35.5 mm |
| Weight | 350 g |
Performance and User Experience
The JTS UF-20 dual handheld system delivers exceptional reliability and audio clarity in professional environments where interference-free operation is critical. Its wideband tuning range, intelligent RF scanning, and REMOSET synchronisation dramatically reduce setup time while ensuring stable performance. Combined with the high-quality SAM-8WLN capsules and ultra-low-noise circuitry, the system provides confident, natural vocal reproduction for even the most demanding live applications.
Q&A Section
Q: Is this system suitable for large venues and touring?
A: Yes. With true diversity reception and an operating range of up to 480 metres, it is ideal for large venues and touring use.
Q: Can multiple UF-20 systems be used together?
A: Yes. The wideband design, high channel capacity, and cascadable antenna and power outputs support large multi-channel systems.
Q: Are the handheld capsules interchangeable?
A: Yes. The JSS-20 supports interchangeable capsule modules, including selected third-party options.
Q: Does the system support rechargeable batteries?
A: Yes. The transmitters support AA NiMH rechargeable batteries and optional charging stations.