Products are listed alphabetically.
ELECTRONIC STETHOSCOPE (MODEL 1107) Electronic stethoscope with specially developed high fidelity microphone that filters out external sounds. Provides wide range of frequencies, 250 to 1,500 hz. Overall amplitude, over 40 decibels. Microphone, ceramic type. Receiver, impedance 400 ohms. POWER: 9 volt battery. Power consumption .08 to 3.5 MA....[More Information]
ELECTRONIC STETHOSCOPE (MODEL EST 40) The electronic stethoscope EST 40 has amplifier with a microphone and a 9 volt battery plus the ear bracket. Special features include three frequency ranges for heart, lung and general diagnosis, volume control with numerical markers, output jack for external recorders, automatic turn on by touching sensor strips. Amplifier, 8 SI transistors. Gain, over 40 decibels. Frequency range in switch position, H to 1000 hz, M up to 500 hz, T up to 250 hz. Intrinsic noise level less than 10 MV. Receiver i...[More Information]
STETHOSCOPE POWER PAK (MODEL ST3) The Stethoscope Power Pak, model ST3, is a lightweight stethoscope designed for use by hearing impaired medical personnel or normal hearing persons who need to hear body functions amplified. Module controls include an on/off switch, a numbered volume control, a tone switch and an oscilloscope monitor jack. When the tone switch is set to the low frequency emphasis (L position), the stethoscope partially attenuates frequencies above 400 hz. In the wire high frequency emphasis (H position), high fr...[More Information]