Wireless transmitter Omnitronic FAS 660–690 MHz, UHF band, model 13063454

The Omnitronic Wireless transmitter FAS 660–690 MHz is a UHF-band audio transmitter designed for professional live sound, events and fixed installations. Operating across the 660–690 MHz range, this transmitter provides a wireless link for dynamic and condenser microphones or line-level sources that are compatible with the specified UHF band. Built for FOH, stage monitoring and portable setups, the unit is intended to deliver stable transmission within its defined frequency range when paired with compatible receivers.

Advantages

The transmitter offers a focused frequency range of 660–690 MHz to reduce interference from other bands and to streamline system coordination at events. Its UHF operation supports clear audio transmission over practical stage and venue distances while maintaining compact form factor for easy mounting or handheld use. The design emphasizes compatibility with standard microphone and line inputs suitable for live-sound workflows and event installations.

Suitable for

• Live sound reinforcement and front-of-house (FOH) applications
• Stage monitoring and performer wireless setups
• Event rental systems and portable PA configurations
• Fixed installations in venues that use UHF wireless audio

Key specifications

• Frequency range: 660–690 MHz (UHF band)
• Audio sources supported: microphone-level and compatible line-level inputs
• Intended use: wireless audio transmission for live and installed sound
• Form factor: compact transmitter suitable for handheld or bodypack configurations (depending on system accessories)
• Typical operating environment: indoor and outdoor events within legal transmission limits

How to use

Pair the Omnitronic transmitter with a receiver operating in the same 660–690 MHz range and ensure both units are set to the same channel or frequency. Connect a compatible microphone or line-level source to the transmitter input, set appropriate input gain to avoid clipping, and confirm RF and audio indicators on both transmitter and receiver. Position the transmitter and receiver to maintain line-of-sight where possible and minimize obstructions. Follow local regulations concerning UHF wireless operation and frequencies.

Usage recommendations

For reliable performance, coordinate channels with other wireless systems at the venue, perform a frequency scan if available, and allow space between transmitters and large metal structures or dense audience areas. Use fresh batteries or a charged power source before each event and perform a soundcheck at typical performer positions to verify audio clarity and RF stability within the 660–690 MHz band.