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Last modified 2022-02-05

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Kraco 2555FM "Super Deluxe AM/FM/SSB Base Station"

A picture of Kraco 2555FM ''Super Deluxe AM/FM/SSB Base Station''


Type:Citizen band transceiver
Frequency range:26.965-27.255 MHz
Channels / tuning steps: 25 (1-24 + 11A)
According to swedish law at the time, SSB was only allowed on ch 24, and
therefore, switching this radio to LSB or USB automatically changed the
channel to 24.
Mode:AM / FM / SSB
Frequency control:PLL (PLL02A)
Frequency stability:?%
Clarifier or Delta tune:800 Hz
Power supply:Mains: 220 VAC (Fixed power cord)
Current drain / power consumption:RX: ? W
TX: Max 75 W @ 220 VAC
Antenna impedance / connector:50 ohm / Two SO-239 (Switchable)
Dimensions (W*H*D):405*150*300 mm (15.95*5.9*11.81"), without rack mounting handles
Weight:8.5 Kg (18.74 lb)
Other features:ANL/NB. PA. SWR meter. External selcall option.

Receiver system: Single conversion superheterodyne (SSB)
IF: 10.695 MHz
Double conversion superheterodyne (AM/FM)
1st IF: 10.695MHz
2nd IF:455 KHz
Sensitivity: AM: 1 uV (10 dB S/N)
FM: 1 uV (20 dB S/N)
SSB: 0.3 uV (10 dB S/N)
Selectivity:AM/FM: 4 KHz (-5 dB), 10 KHz (-50 dB)
Image rejection:>50 dB
AF output power / speaker:2 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm

RF output power: AM/FM: 3.5 W
SSB: 12 W (PEP)
Modulation system: AM: High and low level class B collector modulation
FM: ?
SSB: Dual balanced modulation
FM deviation (Factory set):1.5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:600 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV

Manufactured:Japan, 1982-198x (Discontinued)
Main PCB:PTBM058COX by Cybernet Electronics Corporation
Sub PCBs: PTLD045COX - LED display and indicators board
PTPW007COX - AVR/PSU board
PTSR017COX - SWR and antenna A/B relay board
PTSW072COX - Lever switches board
PTSW083COX - Channel selector board
PTZZ024AOX - Selcall relay board
PTZZ050AOX - FM board
Additional info: New price 1982 in Sweden: SEK 3885:-
New price 1983 in Sweden: SEK 3945:-
Related documents: User/service manual (1.5 MB)
Sams Photofact #:None
Modifications and fixes:
Options / Accessories:
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A top inside picture of Kraco 2555FM
A bottom inside picture of Kraco 2555FM
A rear picture of Kraco 2555FM