11.3.2019
GSM BC englische Version 1.0 working copy - Google Docs
https://docs.google.com/document/d/1VKt6uoJvSfEkYLDzHNqqOVF-sEzni9rJ_CeRmnapthk/edit
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OPERATION MANUAL GSM-BATCORDER
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Technical Details
Product
GSM-batcorder Modell 1.0
Description
Call triggered, automatically working bat recorder
Recording-/ File storage method
Type of recording
Real Time
Sampling Rate
500 kHz
Amplitude-resolution
16 bit
Sensitivity range
16 – 150 kHz (ca 32 dB loss at 150 kHz)
Storage procedure
Little Endian, PCM, without Header
Storage medium
SDHC-memory-card up to 32 GB
SDXC-memory-card up to 256 GB
Recording Characteristics
Type of microphone
FG series, Electret, power supply 1.3 V
Signal-Noise-Ratio (SNR)
> 80 dB
Directionality
0 to – 9 dB loss at 0 – 180° incidence
Analog circuit
High-pass filter
16 kHz, Butterworth, 10
th
order
Low-pass filter
150 kHz, Butterworth, 10
th
order
Overall-gain
full scale deflection, calibrated to 96 dB SPL at 1 meter with
40 kHz
Summary of Contents for GSM-BATCORDER 1.0
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