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Last modified 2025-09-30

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Galaxy DX-2547

A picture of Galaxy DX-2547

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range: 26.965-27.405 MHz (Standard)
26.695-27.845 MHz (After simple switch modification)
Channels / tuning steps:40 (Standard)
? (After modification)
Mode:AM / SSB
Frequency control:PLL (RCI-8719)
Frequency stability:0.003% @ -30 to +50°C (-22 to +122°F)
Clarifier or Delta tune:±? KHz
Power supply:Mains: 110-120 VAC (3-pin IEC C14 connector)
or 13.8 VDC (Male 3-pin jack)
Current drain / power consumption:RX: 0.5-1 A @ 13.8 VDC
TX: Max 3.5 A @ 13.8 VDC
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):286*121*343 mm (11.25*4.75*13.5")
Weight:5.44 Kg (12 lb)
Other features: PA. Roger beep. ANL/NB. Dimmer. SWR-meter.
Channel 9/19 switch.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne (SSB)
IF: 10.695 MHz
Double conversion superheterodyne (AM)
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity: AM: 0.5 uV (10 dB S/N)
SSB: 0.15 uV (10 dB S/N)
Squelch sensitivity:Less than 0.5 uV (Threshold)
Selectivity:60 dB (Adjacent channel)
Image rejection:50 dB
AF output power / speaker:2.5 W at 10% distortion / 8 ohm
External speaker connector:TS "Minijack" (3.5 mm), 4-8 ohm




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




MISCELLANEOUS
Manufactured:Taiwan and Malaysia, 1998-201x (Discontinued)
Main PCB: EPT069610Z by Ranger
Single sided with through-hole components
MOSFET version (From serial #T71100001)
EPT069611Z by Ranger
Single sided with through-hole components
Sub PCBs: EPT0SSB30A - Channel selector board
EPT009830Z - HP Ant board
EPT253750Z - Mike jack board
EPT253770Z - DC board
EPT253780Z - DC board
EPT253790Z - Ear board
EPT254720Z - Push switch board
EPT254740Z - Display board
EPT254750Z - Push switch board
EPT254760Z - Talkback board
EPT254770Z - Dimmer/RF and mic gain board
EPT254780Z - RF / Mod board
EPT254790Z - Mode / Clarifier board
EPT360042Z - HP Ant board
EPT900040Z - Counter board
Additional info:
Related documents: User manual (465 KB)
Service manual (1.5 MB)
AF amplifier: TA7222AP
RF driver: 2SC2166
RF final: 2SC1969

MOSFET version
AF amplifier: TDA2003V
RF driver: IRF520
RF final: IRF520
Known markets and approvals: USA
FCC ID: C2R-DX-2547
Sams Photofact #:None
Modifications and fixes:
Reviews:
Options / Accessories:
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