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12 

 

 

GENERAL SPECIFICATIONS

 

Frequency Coverage 

:  Transmit and Receive ............. 24.890~24.990 & 28.000~29.699 MHz 

Antenna Impedance 

:  50 ohm, unbalanced 

Frequency Control 

:  Digital Phase-Lock Loop (PLL) Synthesizer 

Frequency Tolerance 

:  0.005% 

Frequency Stability 

:  0.001% 

Temperature Range 

:  -30 to +50 degree C 

Power Requirement 

:  12 - 13.8 V DC, negative ground 

Current Consumption 

:  9 amps maximum 

Dimensions 

:  7.75 x 2.25 x 10.75 in (W x H x D) 

Weight 

:  4.4 lbs 

 

 

 

 

 

TRANSMITTER SPECIFICATIONS

 

 

 

 

 

Power Output 

:  SSB ........................................................................................ 50 Watts 

 

:  FM / CW ................................................................................. 20 Watts 

 

:  AM ............................................... 1-10 Watts Average / 50 Watts PEP 

Tuning Steps 

:  5 Hz / 10 Hz / 100 Hz / 1 kHz / 10 kHz / 100 kHz / 1 MHz 

Final Transistor 

:  ERF2030 (x2) 

Spurious Emissions 

:  More than 50 dB below peak output power 

Carrier Suppression 

:  More than 55 dB below peak output power 

Unwanted Sideband 

:  More than 50 dB below peak output (1 kHz tone) 

FM Deviation 

:  +/- 2 kHz maximum 

Audio Response 

:  More than 30dB below peak output 

Frequency Response 

:  300 to 3000 Hz 

Microphone Impedance 

:  ECM, 2.2K ohms

 

 

 

RECEIVER SPECIFICATIONS

 

 

 

 

Circuit Type 

:  Dual-Conversion Superheterodyne 

Intermediate Frequencies 

:  1st IF / SSB IF ................................................................... 10.695 MHz 

 

:  2nd IF ...................................................................................... 455 kHz 

Sensitivity 

:  SSB .............................................................. 0.25 µV at 10 dB S + N/N 

 

:  AM .................................................................. 1.0 µV at 10 dB S + N/N 

 

:  FM ................................................................... 0.3 µV at 12 dB SINAD 

Selectivity 

:  SSB ................................................. 6.0 kHz (-6 dB) / 3.3 kHz (-60 dB) 

 

:  AM / FM .............................................. 6.0 kHz (-6 dB) / 9 kHz (-60 dB) 

Clarifier Range 

:  Continuous (Digital VFO) 

Adjacent Channel Rejection  :  Better than 70 dB 

IF Rejection 

:  Better than 80 dB for all frequencies 

Frequency Response 

:  250 to 3000 Hz 

Audio Output Power 

:  3 watts minimum at 10% THD with an 8 ohm load 

Audio Output Impedance 

:  8 ohms 

 

 

 

 

 

 

 

 

 

 

 

RF Limited 

Customer Service: 1-877-624-6869 

[email protected] 

MagnumRadio.com 

Содержание magnum 1

Страница 1: ...AM FM SSB CW 12 10 METER MOBILE AMATEUR TRANSCEIVER OWNER S MANUAL...

Страница 2: ...d with or misused IMPORTANT RETAIN YOUR SALES RECEIPT The enclosed warranty registration form must be filled out and mailed along with a photocopy of your sales receipt within 30 days from the purchas...

Страница 3: ...he operator with a full visual account of the transceiver s operating status automatic frequency scanning from either the front panel or microphone programmable frequency resolution of from 5 Hz throu...

Страница 4: ...iminate the possibility of the transceiver draining the vehicle s battery Connect the negative black wire to a metal part of the vehicle s frame or chassis ground Make sure that this is a good ground...

Страница 5: ...ly and grounded 2 Check all coaxial cable and connectors for defects and poor routing 3 If testing a vehicle installation make sure that all vehicle doors are closed when testing 4 Do not test near or...

Страница 6: ...nals are present The S RF display SIG bar indicates the received signal s strength 6 RF POWER The transmitted power of the MAGNUM 1 may be varied from 0 to 40 watts peak in all modes Rotate clockwise...

Страница 7: ...setting automatically stops on a busy frequency and then resumes scanning when signal is no longer detected The Timed Stop Scanning automatically stops on a busy frequency for 5 seconds and then resu...

Страница 8: ...in a normal level voice directly into the middle of the microphone front grill 2 UP and DOWN FREQUENCY BUTTONS Allows remote operation of the frequency control Press the UP button to increase the ope...

Страница 9: ...automatically monitors and adjusts the squelch setting so that white noise is not heard The ASQ can also be turned on and off from the middle button on the microphone to Menu Time Out Transmit Settin...

Страница 10: ...is 1050 The time or duration of the radio s roger beep tone is adjustable between 50ms 1000ms in 50ms steps Use the radio s talk back monitor TB to determine the desired roger beep duration CF Menu CW...

Страница 11: ...dio s internal speaker is disconnected To use the radio s PA feature see 9 Operating Mode in Front Panel Controls section a public address horn speaker should be connected to this jack 2 CW Key Jack T...

Страница 12: ...on More than 55 dB below peak output power Unwanted Sideband More than 50 dB below peak output 1 kHz tone FM Deviation 2 kHz maximum Audio Response More than 30dB below peak output Frequency Response...

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