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Last modified 2023-12-26

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Josty Kit JK105

A picture of Josty Kit JK105

SPECIFICATIONS

GENERAL
Type:>HF or VHF receiver/scanner
Frequency range: One 2 MHz portion in one of the following bands:
26-28 MHz
65-94 MHz
87-104 MHz
144-146 MHz
150-170 MHz
Tuning steps:Analog / continuous
Frequency stability:? ppm
Mode:FM or WFM
Channels / memory management: None
Power supply:4.8-6 VDC (Four LR6 / AA batteries)
or 4.5-9 VDC external (3.5 mm)
Current drain / power consumption:25-100 mA
Antenna impedance / connector:50 ohm / 3.5 mm jack
Dimensions (W*H*D):80*25*135 mm (3.15*0.98*5.32")
Weight:158 g (5.57 oz), without batteries
Other features:Performs a full 2 MHz sweep in 1 second!




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 10.7 MHz - Ceramic filter: CF10 (For the 87-104 MHz WFM version)
IF: 455 KHz - Ceramic filter: SFU455B (FM)
Sensitivity:0.5 uV (10 dB S/N)
Selectivity: FM version: 15 KHz (-6 dB)
WFM version: 200 KHz (-6 dB)
Image rejection:
AF output power / speaker:? mW at ?% distortion / ? ohm
External speaker connector:3.5 mm, 4-16 ohm




MISCELLANEOUS
Manufactured:?, 19xx-19xx (Discontinued)
Additional info: New price 1980 in Sweden: SEK 298:00 (Kit)
Related documents: Schematic (283 KB)
FM-IF: TDA1047
LF amp: LM386
Mixer/oscillator: SO42P
Modifications and fixes:
Reviews:
Options / Accessories:
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A picture of Josty Kit JK105 PCB