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ST4
Professional Stethoscope Microphone
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| Amplification |
: |
100.000
times, 86 dB |
| Power Supply |
: |
9 V Block Battery |
| Running Time |
: |
approx. 200
hours |
| Connectors
for |
: |
sound receptor,
headphone, recording unit |
| Dimensions |
: |
120 x 60 x
25 mm |
| Weight w /
battery |
: |
approx. 120
g |
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Stereo Stethoscope
with Equaliser
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High
sensitivity stereophonic operation stethoscope
is equipped with 10 channel equalizer with
background noise filter. Audio frequency band
for voice monitoring from 0,1KHz to 5KHz. |
| Power |
: |
230V
AC or Internal Battery 4hrs |
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Stethoscope Transmitter
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| Transmitting Range |
: |
400 - 1000
m |
| HF Output |
: |
20 mW |
| Modulation |
: |
NFM +/- 3 kHz deviation |
| Microphone |
: |
special type w/compressor amplifier |
| Power Supply |
:
: |
6 V Battery VHF
2 x 3,4 V Battery UHF + SHF |
| Operating Time |
:
:
: |
approx. 30 hours continuous VHF
approx. 40 hours UHF
approx. 20 hours SHF |
| Antenna |
: |
flexible |
| Dimensions |
:
: |
45 x 30 x 18 mm VHF
59 x 30 x 18 mm UHF + GHz |
| Weight w/Battery |
:
: |
approx. 35 g VHF
approx. 45 g UHF + GHz |
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