Pegasus Model 550

PC controlled IF-DSP transceiver covering all 9 HF ham bands plus general coveral receive. 100 watts output at 100% duty cycle.

• eHam.net
• ARRL(Must be ARRL member & logged in to view.)
• ARRL Expanded Report(Must be ARRL member & logged in to view.)

• Volume & RF Gain Adjustment Mod
• Model 550 Audio IO Diagram by 4Z5UN
• Model 550 BBTRX Diagram by 4Z5UN
• Model 550 Low Pass Filter Diagram by 4Z5UN
• Model 550 Power Control Diagram by 4Z5UN

• Archived Ten-Tec Web Page
• N4PY Rig Control Software
• Pegasus Yahoo Group
• Optional Automatic Antenna Tuner
• Callsign Software - Support for this package can be found here
• MacLoggerDX - Support for this package can be found here and here

• MODES: LSB, USB, CW, RTTY (AFSK), FM, AM receive only
• FREQUENCY RANGE: Receive - 100 kHz to 30 MHz. Transmit - all ham bands 160-10 meters
• DISPLAY: provided by customer's PC
• DUAL VFOs with SPLIT mode.
• OFFSET TUNING: +/- 10 kHz receive and transmit
• MEMORIES: limited only by available RAM in PC, virtually any PC will store 1000s of memories
• FREQUENCY ACCURACY: +/-90 Hz at 25 degrees C at 30 MHz for 1 yr
• ANTENNA: 50 ohms unbalanced.
• POWER REQUIRED: 1A receive, 20A transmit @ 12-14 VDC
• CONSTRUCTION: 5 epoxy glass PC boards, molded front panel, aluminum chassis, texture painted steel cover
• DIMENSIONS: HWD 10.75" x 5.125" x 11.5" / 27.3 x 13 x 29.2 cm
• WEIGHT: 9 lbs - 4.1 kg

• RF OUTPUT: 5-100 watts, ALC stabilized.
• DC INPUT: maximum 250 watts @ 14 VDC. 100% duty cycle for up to 20 minutes. Continuous duty with customer supplied air cooling of rear panel heat sink.
• MICROPHONE INPUT: 200 to 50K ohms. 4 pin, front panel connector accepts microphones with 5 mv (-67 dB) output. Polarizing voltage provided for electrets.
• T/R SWITCHING: PTT or VOX on SSB, QSK on CW.
• CW OFFSET: Programmable 400 to 900 Hz, DSP generated. Sidetone automatically matches offset, volume adjustable independent of AF GAIN control.
• FM DEVIATION: +/- 5 kHz.
• METERING: Switchable to forward power, reflected power or SWR.
• SSB GENERATION: DSP generated
• CARRIER SUPPRESSION: > 50 dB
• UNWANTED SIDEBAND SUPPRESSION: > 60 dB at 1.5 kHz tone
• THIRD ORDER INTERMOD: 25 dB below two tone @ 100 watts PEP
• SPURIOUS OUTPUT: Better than 40 dB below peak power output

• SENSITIVITY: .35uV typical for 10 dB S+N/N @ 3 kHz bandwidth, SSB mode.
• SELECTIVITY: 34 filters built-in; 300 Hz, 330 Hz, 375-750 Hz in 75 Hz increments, 900-3000 Hz in 150 Hz increments, 3.3-6.0 kHz in 300 Hz increments, 8.0 kHz. All 1.5:1 shape factor or better.
• DYNAMIC RANGE: 90 dB @ 3 kHz bandwidth at 50 kHz spacing
• THIRD ORDER INTERCEPT: +10 dBm
• NOISE FLOOR: -126 dBm @ 3 kHz bandwidth
• S-METER: Calibrated to 50 uv at S9
• ATTENUATOR: -20 dB
• PASSBAND TUNING: +/- 2 kHz
• I-F FREQUENCIES: 1st I-F 45 MHz, 2nd I-F 455 kHz, 3rd I-F 12 kHz
• I-F REJECTION: > 60 dB typical
• IMAGE REJECTION: > 60 dB typical
• RECEIVE RECOVERY TIME: less than 20ms, including split mode
• AUDIO: speaker - 2 watt @ 4 ohms, line out - > 1 V p-p into 600 ohms