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Appendix E
Specifications
Cat. No. 718-7003
INPUTS:
STETHOSCOPE:
Electret microphone audio detector mounted in
electronic stethoscope head with 5 feet flexible cable.
ECG (OPTION):
Provides differential amplifier with .5 to 40 Hz
bandwidth, 1000 V/V gain, 100 dB CMR, 10 Mohm
input impedance. Flashes green light on front
panel to indicate QRS detection.
AUDIO FREQUENCY RESPONSE: 30 Hz TO 4 KHz (-3 dB) with equalizer controls centered.
AUDIO EQUALIZER:
Pr/- 12 dB of gain adjustment via individual
slide control for each band.
Band center frequencies as shown below:
31.2 Hz 500 Hz
62.5 Hz 1 KHz
125 Hz 2 KHz
250 Hz 4 Khz
INFRARED TRANSMISSION:
INFRARED WAVE LENGTH:
880 Nanometers.
TRANSMISSION RANGE:
30-50 feet, direct line of sight (within same room).
SUBCARRIER FREQUENCY:
95 KHz center frequency with +/- 45 KHz deviation.
ENCLOSURE:
SIZE:
Hand-held, 8"x 7"x3".
WEIGHT:
3 lbs. including battery pack.
