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Magnum 257 (albrecht ae485s)

 AM/ FM/ LSB/ USB  identical to the Albrecht AE 485s but with cool blue display

GENERAL SPECIFICATIONS

 

Frequency Coverage : Transmit and Receive ...................................... 28.000 to 29.699 MHz

Antenna Impedance : 50 ohm, unbalanced

Frequency Control : Digital Phase-Lock Loop (PLL) Synthesizer

Frequency Accuracy : Better than +10 ppm from 0 - 40

Power Requirement : 12 - 13.8 V DC, negative ground

Current Consumption : 6 amps maximum

Dimensions : 6 x 2 x 9.5 in (W x H x D)

Weight : 2.9 lbs

 

TRANSMITTER SPECIFICATIONS

 

Power Output : SSB / FM............................................................................... 30 Watts

: AM ...................................................9 Watts Average / 30 Watts PEP

Tuning Steps : 1 kHz / 10 kHz / 100 kHz

Final Transistors : 2SC1969 (x2)

Spurious Emissions : More than 50 dB below peak output power

Carrier Suppression : More than 40 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 : 400 to 2800 Hz

Microphone Impedance : ECM, 600 to 1K 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................................................ 4.2 kHz (-6 dB) / 8.5 kHz (-60 dB)

: AM / FM .......................................... 6.0 kHz (-6 dB) / 18 kHz (-60 dB)

Clarifier Range : +/- 1.5 kHz

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

Audio Output Impedance : 8 ohms

0C after 15 min. warm up

£225.00 £199.99

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Product Code: MAGQ3  In Stock: 1

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