Omni VI Model 563

Reviews

The Omni 6 was manufactured from 1992-1996

Modes: USB, LSB, FSK or AFSK, FM built-in
Frequency Range: All ham bands 160 through 10 meters. Twelve 500 KHz segments with 30 KHz overshoot at upper and lower band edges.
Display: 7 digit to 10 Hz resolution, 0.56" LED, 2 secondary 0.3" displays for clock, memory chanhel and offset.
Frequency Control: LO generated with a crystal oscillator mixed with a low noise 4.97 - 5.53 MHz phase locked loop.
Offset Tuning: +/- 9.99 KHz, receive and transmit, Dual VFO's with Split mode.
Memories: 100 duplex memories, battery backup, one scratch pad.
PC Interface: Serial port operation of receive and transmit. Includes two line and RS-232 interface. Runs at 1200, 2400, 4800, 9600, or 19200 baud.
Frequency Accuracy: +/- 50 Hz @ 25 degrees C.
Antenna: 50 ohm unbalanced.
Remote Band Switching: Selects antenna or other station accessories.
Power Required: 2 A receive, 20 A transmit @ 12-14 VDC.
Construction: 20 G10 epoxy glass PC boards, most field replaceable. Extruded aluminum fron panel, alumninum chassis, texture painted top & bottom, snap up stainless stell bail.
Dimensions: HWD 5.75" x 14.75" x 17" - 14.6 x 37.5 x 43.2 cm.
Weight: 16 lbs - 7.25 kg.

RF Output: 0 - 100 watts, ALC stablilized.
DC Input: Maximum 250 watts @ 14VDC. 100% duty cycle for up to 20 minutes. Continuous duty with customer supplied air cooling of rear panel heat sink.
Microphone Input: 200 - 50K Ohms, accepts microphones with 5 mV (-62dB) output. Polarizing voltage for electrets provided.
Speech Processor: Adjustable compression level.
T/R Switching: PTT or VOX on SSB, switchable FAST or SLOW QSK on CW, delay on SLOW is adjustable.
Iambic Keyer: adjustable 8 - 40 WPM, type A or B, weight adjustable from keypad.
CW Offset: programmable 400 - 990 Hz, DSP generated, sidetone automatically matches offset, volume adjustable independent of AF gain control.
FSK Shift: 170 Hz.
FM Deviation: +/- 5 KHz.
Metering: Switchable to forward power, SWR, collector current or audio processing level on SSB.
SSB Generation: Balanced modulator followed by 9 MHz, 8 pole crystal ladder filter.
Carrier Suppression: 60 dB typical.
Unwanted Sideband Suppression:60 dB typical at 1.5 KHz tone.
Third Order Intermod:30 dB below two tone at 100 watts PEP.
Spurious Output: Better than 45 dB below peak power output.

Sensitivity: 0.15 uV for 10 dB signal to noise ratio at 2.4 KHz bandwidth. In FM, 0.3 uV for 12 dB SINAD at 15 KHz bandwidth.
Selectivity: Standard 16 pole filter, 20 to 24 poles cascaded depending on options selected.

Selected	Filter	-6 dB BW	-60 dB	Shape Factor
Standard	2.4 KHz	2.4 KHz	4.50 KHz	1.87:1
Optional	1.8 KHz	1.8 KHz	3.40 KHz	1.89:1
Optional	500 Hz	500 Hz	1.40 KHz	2.80:1
Optional	250 Hz	250 Hz	850 Hz	3.40:1
Standard	FM	15 KHz	30.0 KHz	2.00:1

Dynamic Range: 97 dB @ 2.4 KHz bandwidth at 20 KHz spacing, 100 dB+ with CW filters.
Third Order Intercept: +10 dBm
Noise Floor: -133 dBm @ 2.4 KHz bandwidth.
Phase Noise: -122 dBc @ 1 KHz, -138dBc @ 20 KHz.
S-Meter: Calibrated to 50 uV at S9.
Attenuator: -20 dB.
Passband Tuning: +/- 1.2 KHz.
I-F Frequencies: 1st I-F 9 MHz, 2nd I-F 6.3 MHz (passband tuning IF), 2nd I-F for FM 455 KHz.
Noise Blanker: adjustable threshold.
Automatic DSP Notch Filter: Eliminates multiple heterodynes, notch depth automatically selected for each.
Manual Notch Filter: 250 Hz to 2.2 KHz, greater than 50 dB.
CW DSP Filter: Low pass audio filter selectable in 5 steps, 1400 Hz, 1200 Hz, 1000 Hz, 800 Hz, 600 Hz, or may be disengaged.
Receive Recovery Time: less than 20 ms including split mode.
Squelch Sensitivity: Less than 0.6 uV
Image Rejection: >90 dB.
Audio: 1.5 watts @ 4 ohms with less than 2% distortion, built-in speaker, separate fixed output 1 mw @ 600 ohms.
Separate RX Antenna Input: 50 ohm phono jack, front panel selectable.