Af characteristics, Overall device, In compliance with (sk and skm) – Sennheiser EvolutionWireless EW 300 Series User Manual
Page 36: Approved by (sk), Approved by (skm)

Specifications
34
In compliance with (SK and SKM)
Approved by (SK)
Approved by (SKM)
AF characteristics
Compander system
Sennheiser
HDX
AF frequency response
SK
microphone: 80–18,000 Hz
line: 25–18,000 Hz
SKM
80–18,000 Hz
S/N ratio (1 mV, peak deviation)
≥
115 dBA
THD
≤
0.9%
Max. input voltage (SK) microphone/line
3 V
rms
Input impedance (SK) microphone/line
40 k
Ω,
unbalanced/1 M
Ω
Adjustment range of input sensitivity
SK: 60 dB, adjustable in steps of 3 dB
SKM: 48 dB, adjustable in steps of 6 dB
Overall device
Temperature range
–10°C to +55°C
Power supply
2 AA size batteries, 1.5 V
or BA 2015 accupack
Nominal voltage
2.4 V
Current consumption:
• at nominal voltage
• with switched-off transmitter
typ. 180 mA (30 mW)
≤
25 μA
Operating time
typ. 8 hrs
Dimensions
SK: approx. 82 x 64 x 24 mm
SKM: approx.
∅
50 x 265 mm
Weight (incl. batteries)
SK: approx. 160 g
SKM: approx. 450 g
Europe:
EMC
EN 301489-1/-9
Radio
EN 300422-1/-2
Safety
EN 60065, EN 62311 (SAR)
Canada:
Industry Canada RSS 210, IC 2099A-G3SK
limited to 806 MHz
USA:
FCC-Part 74, FCC-ID: DMO G3SK
limited to 698 MHz
Canada:
Industry Canada RSS 210, IC: 2099A-G3SKMEM
limited to 806 MHz
USA:
FCC-Part 74, FCC-ID: DMO G3SKMEM
limited to 698 MHz