Specifications Of The Freeport Systems; Connector Assignment - Sennheiser Freeport Instructions For Use Manual

Specifications of the freePORT systems

System characteristics
Transmission/receiving
frequencies
Switching bandwidth
Signal-to-noise ratio
THD (1 kHz)
Temperature range
Individual components
Power supply
Operating time
(with alkaline battery)
Frequency response
RF output power (-3 dB)
AF output voltage
¼'' (6.3 mm) jack socket
(unbal.):
XLR socket (balanced):
Dimensions in mm
Weight
Transducer principle
Pick-up pattern
ME 2 clip-on microphone
Transducer principle
Pick-up pattern
Type approval
EU
USA
Canada

Connector assignment

EM 1:
¼'' (6.3 mm) stereo
jack plug,unbalanced
NC/GN D
26
4 UHF transmission/receiving frequencies
Range A:
Range C : 742.5 to 744.5 MHz
Range E:
2 MHz
> 95 dB(A)
< 1 %
–10 bis +45 °C / 95 relative humidity
EM 1
receiver
12V DC
–
–
–
max. +10 dB
max. +16 dB
approx. 35 x 213 x 98 approx. 60 x 100 x 30
approx. 570 g
–
–
pre-polarized condenser
omni-directional
see page 51
FCC - Part 74.861 grant of eqipment authorization DMOH1FPXD und
DMOB1FPXD
RSS - 123 with authorization IC: 2099A-FPSKMEM und IC: 2099A-FPSK
EM 1:
¼'' (6.3 mm) mono
jack plug,unbalanced
719 to 721 MHz
(719.15 – 719.75 – 720.15 – 720.85 MHz)
(742.65 – 743.35 – 743.85 – 744.45 MHz)
863 to 865 MHz (863.1 – 863.7 – 864.1 – 864.9 MHz)
SK 2
bodypack transmitter
/100 mA 9 V PP3 battery
NOM
approx. 10 hrs
60...16,000 Hz ± 3 dB 80...16,000 Hz ± 3 dB
10 mW
–
u
u
(with belt clip)
approx. 90 g
–
–
EM 1:
XLR-3F connector,
balanced
2 1
+
3
SKM 3
radio microphone
9 V PP3 battery
approx. 10 hrs
10 mW
–
approx. 285;
∅ approx . 35 x 50
approx. 210 g
dynamic
cardioid
EM 1:
DC connector for
power supply
SK 2:
3.5 mm jack plug
NC/GND
Instr./MIC