====== Omni V Model 562 ======
{{562.jpg?150|}}{{562rear.jpg?150|}}

===== Reviews =====
  *[[http://www.eham.net/reviews/detail/731|eHam]]
  *A review is available on the ARRL Members Only Web site

===== Related Links =====
  *[[http://www.sherweng.com/table.html|Sherwood Engineering Receiver Test Data]]
  *[[http://www.sherweng.com/Dayton_2004/Dynamic_Range_Data.pdf|Sherwood Engineering Dynamic Range Data Table]]

===== Mods & Tips =====
  *[[562lowpwr|Low Power Mod]]
  *[[562mushst|Mushy Sidetone Mod]]
  *[[562choppyst|Choppy Sidetone Mod]]
  *[[562bfo|Tunable BFO Mod]]
  *[[562pop|Speaker Pop Mod]]
  *[[562amprelay|Disable Amp Relay Mod]]
  *{{omni_v9.pdf|N4PY Omni V.9 Firmware Documentation}} (Note - Does not apply to V.9 Version 2)
  *[[562n4pychip|N4PY Omni V.9 Version 2 EPROM Upgrade Chip]]
  *[[562deaf|Deaf Rig Fix]]
  *[[562hiss|AGC Hiss Mod]]
  *[[565mods|N5KAT Suggested Mods]]
  *[[562pbtadj|Passband Tuning Adjustment]]
  *[[563reset|Reset Procedure]]
  *{{omni_v_birdie_removal.pdf|Omni V Birdie Removal}} by VE7TK
  *[[562inradnb|Control INRAD Roofing Filter with NB Switch]]
  *[[http://www.ve7tk.com/Omni%20V%20mods.pdf|IF/AF Board Mods]] by W3TS
  *[[562audmod|Lower Audio Gain Mod]]
  *[[562pllalign|Alignment of 5.0 to 5.5 PLL Board]]
  *[[562pbt_af-if_align|PBT & IF/AF Alignment]]


===== Sales Information =====
  *[[562ad|Omni V Advertisement]]

The Omni V was manufactured from 1989-1991

===== Specifications =====
==== General ====
    ***Frequency Range:** Transmit and receive on all ham bands from 160 through 10 meters in their entirety.  Twelve 500 kHz segments plus 30 KHz overshoot at upper and lower band edges.
  ***Frequency Control:** LO generated from a crystal oscillator mixed with a low noise 5.0 - 5.5 MHz phase locked loop.
  ***Frequency Stability:** Worst case, 1 PPM per degree C at 29.999 MHz.
  ***Frequency Accuracy:** +/- 100 Hz @ 25 degrees C.
  ***Antenna Impedance:** 50 ohm, unbalanced.
  ***Printed Circuit Boards:** G-10 epoxy glass.
  ***Power Required:** Receive = 1.5 A, Transmit = 20 A, 12-14 Vdc.
  ***Dimensions:** HWD 5.75" x 14.75" x 17" - 14.6 x 37.5 x 43.2 cm.
  ***Weight:** 16 lbs - 7.25 kg.

==== Transmitter ====
  ***Modes:** USB and LSB (J3E), CW (A1A), FSK (F1A), Optional FM.
  ***DC Power Input:** 200 watts maximum.
  ***RF Output:** ALC stabilized, adjustable from 20 watts to 100 watts (50 Ohm load) with front panel RF OUT control.
  ***Microphone Impedance:** 200 Ohms to 50K Ohms.  Bias voltage for electret mic is provided in front panel connector.
  ***CW Sidetone:** Internally generated with rear panel level and tone adjustments, independent of front panel audio level control.
  ***SSB Generation:** 9 MHz, 8 pole crystal ladder filter, balanced modulator.
  ***Carrier Suppression:** Greater than 60 dB.
  ***Unwanted Sideband Suppression:** Greater than 60 dB at 1.5 kHz AF input.
  ***Harmonic Emissions:** Greater than 45 dB below peak power output.
  ***Third Order Intermod Products:** -30 dB from two tone at 100 watts PEP.
  ***Metering:** Switchable forward power, SWR, collector current or audio processing level on SSB.
  ***CW Offset:** 600 Hz
  ***FSK Shift:** 170 Hz
==== Receiver ====
  ***Modes:** LSB, USB, CW, and FSK. FM with optional board.
  ***Sensitivity:** 0.15 uV for 10 dB signal to noise ratio at 2.4 KHz bandwidth.  With FM option, 0.3 uV for 12 dB SINAD at 15 KHz bandwidth.
  ***Selectivity:**

|             ^  Filter  ^  -6 dB BW  ^  -60 dB  ^  Shape Factor  ^
|  Standard  |  2.4 kHz  |  2.4 kHz  |  3.36 kHz  |  1.87:1  |
|  Optional  |  1.8 kHz  |  1.8 kHz  |  2.90 kHz  |  1.60:1  |
|  Optional  |  500 Hz  |  500 Hz  |  1.40 KHz  |  2.80:1  |
|  Optional  |  250 Hz  |  250 Hz  |  850 Hz  |  3.40:1  |
|  Optional  |  FM  |  15 kHz  |  30.0 kHz  |  2.00:1  |

  ***Attenuator:** -20 dB.
  ***I-F Frequencies:** 1st I-F 9 MHz, passband tuning I-F 6.3 MHz.
  ***Image Rejection:** >100 dB.
  ***Noise Blanker:** Switchable on/off with width adjustment.
  ***Dynamic Range:** 97 dB, measured with standard 2.4 kHz filter at 20 kHz spacing, 100 dB+ with CW filters.
  ***Third Order Intercept:** +10 dBm
  ***Noise Floor:**  -133 dBm @ 2.4 KHz bandwidth.
  ***Squelch Sensitivity:** Less than 0.6 uV
  ***Receiver Recovery Time:** Less than 30 ms.
  ***Passband Tuning I-F Shift:** +/- 2.3 kHz.
  ***Audio Output:** Speaker, 1.5 watts @ 8 ohms.  Fixed level 1 mw @ 600 Ohms.
  ***Notch Filter:** 250 Hz to 2.2 KHz, greater than 50 dB notch depth.
  ***Audio Bandpass Filter:** 4 pole, variable center frequency 220 Hz to 1.7 kHz, 35% bandwidth @ -6 dB.
  ***Tone Control:** Variable 15 dB roll-off @ 5 kHz.
  ***Phase Noise Performance fo the OMNI V:** -127 dBc/Hz @ 250 Hz offset from carrier, -146 dBc/Hz @ 5 kHz offset from carrier.