Sennheiser SK 1012-6 Modo De Empleo página 11

Troubleshooting checklist
I
1IIII
11I
I
111
Detect
Nofunction,
LED3 doesnot light
Possiblecauses
1. Batterydischarged
2. Batteryreversed
3. Microphone not connected
Insufficient b atteryvoltage Nofunction,
LED3 lightsfaintly
Acousticfeedback
"HiDyn"at the receiverswitchedoff or the receiverbeing
usedis not equippedwith a compander s ystem.
Limiteddynamics Operating modeswitch 6 in the "HiDynoff" setting
Notransmissionalthoughthe Transmitterfrequencydoesnot matchthe receiver
transmitteris switchedon frequency
Distortion 1. Inputsensitivityset too high
(see"Adjustingthe modulation")
2. Microphone defective
Technical data
Carrierfrequency. . . . . . . . . . . . . . . .
Frequency drift for temperaturesbetween
-10°C and + 55°C andfor
supplyvoltagevariationsfrom
+1O%and-30% . .
RF-output p owerinto dummyload1
radiatedpower. . . . . . . . .
Powerof radiatedharmonics
and spurious. . . . . . . . .
Modulation 1 preemphasis
Nominalswing. . . . .. . ..
Peakswingin modeof operation
HiDyn . . . . . . . . . . . .
HiDyn+ Limiter. . . . .
HiDynoff . . . .. ........
S/N ratio at inputsensitivity10 mV
and HiDyn(peakswing)
AF-input s ensitivityfor nominalswing. .
Input impedance . . . . . . .
Rangeof sensitivitycontrol
atl mVsensitivity ....
Overloadrangeof limitingamplifier .
18
19
SK 1012-6
1frequencybetween32 and 45 MHz
better than :!: 2.5 kHz
10 mW1~ 1mW
~4nW
FM 1 50 fls
:!: 8 kHz
:!: 10 kHz
:!: 8 kHz
:!: 8 kHz
> 89 dB,typ. 92 dB (DIN45500,
curveA, rms)
> 76 dB,typ. 79 dB (CCIR 468, peak)
adjustable, m ax.1 mV,min.200 mV
approx.40 kQ
46 dB (typ.)
30 dBat max.sensitivity
6 dB at min.sensitivity
THDat nominalswingand 1000Hz . . . .
Audiofrequencyresponse. . .
Attenuationabovethe upper
limitingfrequency ..
Currentconsumption
Powersupply ... ..........
Operating time in dependence from
batterytype used . . . . . . . . . . . .
Dimensions includingmicrophone. .
Weightwith batteryand microphone
Extentof delivery. . . . . . . . . . . .
Speciticdata tor SK 1012-7
RF-output powerinto dummyload1
radiatedpower. . .. .....
Currentconsumption. ... .
Operating time in dependence from
batterytype used
Speciticdatator SK 1012-9
Carrierfrequency. . . . . . . . . . .
Frequency drift for temperaturesbetween
-10°C
and+ 55°Candfor
supplyvoltagevariationsfrom
+10% and
-30% . . .. .."
RF-output powerinto dummyload1
radiatedpower. . . . . . . . . . . . . .
Powerof radiatedharmonics
and spurious. . . . .' .......
Currentconsumption. .. ..' .
Operating time in dependence from
batterytype used
Speciticdata tor SK 1012-90
Carrierfrequency. .. . .. .
Frequency drift for temperaturesbetween
-lOGe and
+55°C
and for
supplyvoltagevariationsfrom
+ 10%and -30% . .
~1%
40 Hzto 12 kHz+ 1dB1- 3 dB)
> 18 dBI oe!. (activelow- passfilter)
approx.15mA
9 V batteryIEC6 F22
NiCd-accu approx.5.5 h, e.g.VartaTr 7/8;
alkali-manganese a pprox.32 h,
e.g. Mallory
MN
1604
150 x 46 x 24 mm
approx.226 g
1transmitter,1SZU1008 neckstrap
100 mW/approx.lOmW
approx.40 mA
NiCd-accu approx.1.5h, e.g.VartaTr 7/8;
alkali-manganese a pprox.8 h,
e.g. Mallory
MN
1604
1frequencybetween 138and 220 MHz
better than :!: 3.5 kHz
50 mW1approx.30 mW
~ 50 nW
approx.40 mA
NiCd-accu approx.1.5h, e.g.VartaTr 7/8;
alkali-manganese a pprox.8 h,
e.g. MalloryMN1604
1frequencybetween138and 220 MHz
betterthan :!: 3.5 kHz