Sennheiser HMEC 300 Headphones User Manual


 
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HMEC 300 HMEC 302 HMEC 306 HMEC 400
General data
Connecting cable 1.5 m, unilateral
Weight without cable 370 g
Power supply for NoiseGard™ 12–35 V DC
Current consumption 27 mA (zero signal current), max. 80 mA
Fuse 500 mA thermo fuse
Connectors 6.35 mm stereo jack plug 6.35 mm stereo jack plug 6-pin Redel plug for 6.35 mm stereo jack plug
for headphones, for headphones, headphones, microphone for headphones,
PJ-068 jack plug for PJ-068 jack plug for and NoiseGard™ PJ-068 jack plug for
mirophone, microphone and mirophone,
XLR-3 for NoiseGard™ NoiseGard™ XLR-3 for NoiseGard™
Controls Mono/Stereo switch
On/off switch for NoiseGard™
Volume control for headphones
Temperature range Operation –15°C ... + 55°C
Storage –55°C ... + 55°C
Operating time Battery pack with batteries (four 1.5 V AA size alkaline-manganese batteries): approx. 15 hours
with rechargeable batteries: approx. 3 hours