Renowned sound engineers rely on ew 500 G4's flexibility, especially when handling multi-channel settings on the world's music stages. Up to 88 MHz bandwidth, up to 32 channels. Ethernet connection for Wireless Systems Manager (WSM) control software included for advanced frequency coordination in multi-channel setups. Features True diversity half-rack receiver in a full-metal housing with intuitive OLED display for full control Easy and flexible wireless synchronization between transmitter and receiver via infrared Up to 32 compatible channels Up to 88 MHz bandwidth with 3520 selectable frequencies, fully tunable in a stable UHF range Ethernet connection for Wireless Systems Manager (WSM) control software for advanced frequency coordination in multi-channel setups High RF output power (up to 50 mW, adjustable in three steps 10/30/50) depending on country regulations Specifications EM 300-500 G4 Frequency range: Gw: 558 - 626 MHz Compander: Sennheiser HDX THD, total harmonic distortion: = 0.9 % Audio output: 6.3 mm jack socket (unbalanced): +12 dBu: XLR socket (balanced): +18 dBu Signal-to-noise ratio: = 115 dBA Switching bandwidth: up to 88 MHz Peak deviation: ±48 kHz Nominal deviation: ±24 kHz Modulation: Wideband FM Power supply: 12 V DC Antenna connector: 2 BNC sockets Current consumption: 350 mA Adjacent channel rejection: Typically = 75 dB Intermodulation attenuation: Typically = 70 dB Receiving frequency: Max. 3520 receiving frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation, 6 frequency banks with up to 32 programmable channels RF sensitivity: < 2.5 µV for 52 dBA eff S/N Squelch: 5 to 25 dBµV in steps of 2 dB Equalizer: Preset 1: Flat Preset 2: Low Cut (-3 dB at 180 Hz): Preset 3: Low Cut/High Boost (-3 dB at 180 Hz, +6 dB at 10 kHz) Preset 4: High Boost (+6 dB at 10 kHz): Temperature Range: -10 °C to +55 °C Receiver Principle: True diversity Blocking: = 75 dB Dimensions: Approx. 202 x 212 x 43 mm Weight: Approx. 980 g SKM 500 G4 RF output power: switchable: Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW Dimensions: Approx. Ø 50 x 265 mm Compander: Sennheiser HDX THD, total harmonic distortion: = 0.9 % Weight: (incl. batteries) approx. 450 g Signal-to-noise ratio: = 115 dBA Switching bandwidth: up to 88 MHz Peak deviation: ±48 kHz Nominal deviation: ±24 kHz Operating time: Typically 8 h Modulation: Wideband FM Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack Current consumption: at nominal voltage: typ. 180 mA with transmitter switched off: = 25 µA Powering: 3 V battery / 2.4 V rechargeable battery Transmission frequency: Max. 3520 frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation, 6 frequency banks with up to 32 programmable channels AF frequency response: 80 – 18,000 Hz; 80 – 18,000 Hz Temperature Range: -10 °C to +55 °C Frequency stability: = ±15 ppm