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Last modified 2022-02-11

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President P400 (Washington version 4)

A picture of President P400 (Washington version 4)

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels / tuning steps:40
Mode:AM / SSB
Frequency control:PLL (MB8719)
Frequency stability:0.001% @ -20 to +50C (-4 to +122F)
Clarifier or Delta tune:? KHz
Power supply:Mains: 117 or 240 VAC (Fixed power cord), dependng on market
or 13.8 VDC (3-pin connector)
Current drain / power consumption:RX: 0.3-1 A @ 13.8 VDC
TX: Less than 3 A @ 13.8 VDC
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):343*127*305 mm (13.5*5*12")
Weight:6.03 Kg (13.3 lb)
Other features:PA. ANL/NB. Channel 9 button.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 7.8 MHz
Sensitivity: AM: 0.5 uV (10 dB S+N/N)
SSB: 0.25 uV (10 dB S+N/N)
Selectivity:4.2 KHz (-6 dB), 7.9 KHz (-60 dB)
Image rejection:60 dB
AF output power / speaker:3 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power: AM: 4 W
SSB: 12 W (PEP)
Modulation system:AM: High and low level, class B amplitude modulation
FM deviation (Factory set):No FM
Spurious emissions:Better than -60 dB
Microphone impedance / connector:500 ohm / 5-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Philippines, 19xx-19xx (Discontinued)
Main PCB:
Sub PCBs:
Additional info: This appears to be the new model name for President/Uniden Washington.
It's otherwise said to be identical to the Washington version 2 and 3.

If anyone has the story behind the name change, please contact me so I
can post it here.
Related documents:User manual (4.6 MB)
Sams Photofact #:None
Modifications and fixes:
Reviews:
Options / Accessories:
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