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Manufacture stop
Small 2 channels receiver with high sensitivity
KKZ-100
Outline
- They are small [ of the various transmitters for hearing ], and an exclusive sensitivity 2 channel receiver.
- Since the crystal is used for the local dispatch circuit, there is very little phase noise and it demonstrates might to reception of minute sound.
- Directions are immediately [ very ] receivable at simplicity and one-touch.
- It is the small and lightweight receiver of the size which hides in a breast pocket.
- It ties to the recorder with a voice starting recording function of built-in [ commercial ], and prolonged automatic recording is made.
Directions
- An attached antenna is put in the antenna terminal of the front of a main part. Subsequently, an earphone is put in a front jack. And if a few front volume knobs are turned to the right, there will be sound. Now, it will be in a receivable state.
- Subsequently, a front volume regulation knob is turned until it becomes suitable volume. No sound can be heard, if the electric wave is not sent or the channel is not correct.
- The change switch of a channel is in the rear. The channel of a transmitter is suited in the place of the sign of A and B. When using an earphone, it puts in the hole by the side of it, and uses for it.
- When carrying out automatic recording combining the transmitter for a telephone or a sound starting hearing transmitter, and the recorder with a commercial voice starting recording function, it is used by putting an attached recording code in the earphone terminal of a receiver, and the external microphone terminal of a recorder. The position of the volume in this case is carried out to the position which hears it by the earphone and can be heard ordinarily.
- The coin screw of a main part is turned to the left by hard money etc., and exchange of a battery removes it. A battery appears. It warns against making a mistake in polarity.
- When the electric wave is not sending when hearing it by the earphone, or the channel is not correct, no sound can be heard even if it turns a volume knob. Since a sound powerful at a stretch will go into an ear and will hurt its ear when sound is received if it keeps turned, be careful.
Specification of KKZ-100
The receiver for a narrow-band FM moduratin (double superheterodyne system)
Received frequency Two channels are switch-changed.
A channel 398.605Mhz
B channel 399.455Mhz
Receiving sensitivity 0.3microV (-117dbm) S/N 20db
Voice output Earphone
Power supply voltage 6V (lithium battery 2CR 1/3N)
Consumption current About 8mA (at the time of earphone use) About 6mA
Use time About 15 hours (at the time of exclusive earphone use)
Antenna 50ohm RCA type A helical or 1/4 wave form memory strait wire (17cm)
The connection code for recording is enclosed.
Operating temperature -5 degree-C ~ 50 degree C
Outside size 82mm long, the side of 50mm, height of 21mm
Weight 95g
Notes
- When not receiving, the switch of a battery is surely cut. When you do not use for a long period of time, please take out a battery and place it.
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