Sennheiser EK IEM G4 ReceiverBand E 823-865MHz

Sennheiser EK IEM G4 In Ear Monitor Receiver

Many people still use the "old" Sennheiser Band E systems because usefully, they go up into the license free part of Channel 70 so you can keep your IEMs well away from your front line radio mics.

This is the latest G4 version of the trusty Sennheiser evolution EK IEM receiver tunable from 823-865MHz

Here's the science bit:-

• Dimensions Approx. 82 x 64 x 24 mm
• Compander Sennheiser HDX
• Weight (incl. batteries) approx. 125Gm
• Signal-to-noise ratio approx. 90 dBA
• Switching bandwidth up to 42 MHz
• Peak deviation ±48 kHz
• Nominal deviation ±24 kHz
• Operating time approx. 4 to 6 hours (depending on volume level)
• Modulation Wideband FM
• Power supply 2 AA batteries or BA 2015 accupack
• Current consumption at nominal voltage: approx. 140 mA
• Adjacent channel rejection Typically ≥ 65 dB
• Audio Output Power 2 x 100 mW at 32 Ω
• Intermodulation attenuation Typically ≥ 70 dB
• Limiter –18 dB to –6 dB, adjustable in steps of 6 dB, can be switched off
• Receiving frequency Max. 1680 frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 16 factory-preset channels, no intermodulation, 6 frequency banks with up to 16 programmable channels
• RF sensitivity < 4 μV, typ. 1.6 μV for 52 dBA rms S/N
• Squelch 5 to 25 dBµV, adjustable in steps of 2 dB
• Bass Boost +8 dB at 80 kHz
• Temperature Range -10 °C to +55 °C
• Receiver Principle Adaptive diversity Blocking ≥ 80 dB