Specifications of the freePORT systems
System characteristics
Transmission/receiving 4 UHF transmission/receiving frequencies
frequenciesRange A: 719 to 721 MHz
(719.15 - 719.75 - 720.15 - 720.85 MHz)
Range C : 742.5 to 744.5 MHz
(742.65 - 743.35 - 743.85 - 744.45 MHz)
Range E: 863 to 865 MHz (863.1 - 863.7 - 864.1 - 864.9 MHz)
Switching bandwidth2 MHz
Signal-to-noise ratio> 95 dB(A)
THD (1 kHz)< 1 %
Temperature range-10 bis +45 °C / 95 relative humidity
Individual components
EM 1 SK 2 SKM 3
receiverbodypack transmitterradio microphone
Power supply12V DCNOM/100 mA 9 V PP3 battery9 V PP3 battery
Operating time -approx. 10 hrsapprox. 10 hrs
(with alkaline battery)
Frequency response-60...16,000 Hz ? 3 dB 80...16,000 Hz ? 3 dB
RF output power (-3 dB)- 10 mW 10 mW
AF output voltage--
1?? (6.3 mm) jack socket
(unbal.):max. +10 dBu
XLR socket (balanced):max. +16 dBu
Dimensions in mmapprox. 35 x 213 x 98 approx. 60 x 100 x 30 approx. 285;
(with belt clip)? approx . 35 x 50
Weightapprox. 570 gapprox. 90 gapprox. 210 g
Transducer principle--dynamic
Pick-up pattern--cardioid
ME 2 clip-on microphone
Transducer principlepre-polarized condenser
Pick-up patternomni-directional
Type approval
EU see page 51
USAFCC - Part 74.861 grant of eqipment authorization DMOH1FPXD und
DMOB1FPXD
CanadaRSS - 123 with authorization IC: 2099A-FPSKMEM und IC: 2099A-FPSK
Connector assignment
EM 1: EM 1:EM 1:EM 1:SK 2:
1?? (6.3 mm) stereo 1?? (6.3 mm) mono XLR-3F connector, DC connector for 3.5 mm jack plug
jack plug,unbalancedjack plug,unbalancedbalancedpower supply
NC/GND
+21
3
NC/GND
Instr./MIC
26 |
ACEC
SENNHEISER
