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Last modified 2022-01-24

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Royce 607 (1-607)

A picture of Royce 607 (1-607)


Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels / tuning steps:40
Frequency control:PLL (Sealed "sardine can" type unit)
Frequency stability:?%
Clarifier or Delta tune:? KHz
Power supply:13.8 VDC (2-pin connector)
Current drain / power consumption:RX: ? mA
TX: ? A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):184*54*186 mm (7.25*2.12*7.31")
Weight:1.5 Kg (3.31 lb)
Other features:PA. ANL. Delta tune. AWI.

Receiver system: Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:0.5 uV (10 dB S+N/N)
Selectivity:5 KHz (-6 dB)
10 KHz (-60 dB)
Image rejection:
AF output power / speaker:2.5 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 4-8 ohm

RF output power:4 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -60 dB
Microphone impedance / connector:500 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV

Manufactured:Japan, 1977-197x (Discontinued)
Main PCB:
Sub PCBs:
Additional info:
Related documents: User manual (4.1 MB), series 3
Schematic diagram (597 KB), series 3
Sams Photofact #:CB-238 (December 1978)
Modifications and fixes:
Options / Accessories:
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A rear picture of Royce 607 (1-607)