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| - | ====== Omni D Model 546 ====== | + | ====== Omni-D Model 546 ====== |
| {{546.jpg?150|}} | {{546.jpg?150|}} | ||
| - | ===== Specifications ===== | + | ===== Description ===== |
| - | ==== General ==== | + | Solid-state 200 watt input transceiver covering 160 - 10 meters. |
| - | ***Frequency Coverage:** 1.8 - 2.3, 3.5 - 4.0, 7.0 - 7.5, 10.0 - 10.5, 14.0 - 14.5, 21.0 - 21.5, 28.0 - 28.5, 28.5 - 29.0, 29.0 - 29.5, 29.5 - 30.0 MHz transceive. (VFO provides approximately 40 kHz overrun on each band edge.). | + | |
| - | ***VFO Stability:** Less than 15 Hz change per F<sup>o</sup> averaged over a 40<sup>o</sup> change from 70<sup>o</sup> to 110<sup>o</sup> F after 30 minutes warmup. Less than 10 Hz change from 105 to 125 Vac line voltage when using a TEN-TEC power supply. | + | |
| - | ***Tuning Rate:** Vernier, 18 kHz per revolution, typical. | + | |
| - | ***Readout:** Six digit, 0.43" LED numerals. Least significant digit indicating 100 Hz green, all others red. | + | |
| - | ***Accuracy:** +/- 100 Hz. | + | |
| - | ***Semi-Conductors:** 1 LSI, 20 IC's, 94 transistors, 107 diodes, 6 LED readouts. | + | |
| - | ***PC Boards:** 22 PC assemblies with plug-in cables. | + | |
| - | ***Antenna Impedance:** 50 ohm, unbalanced. | + | |
| - | ***Construction:** Rigid steel chassis. Black/Bronze finished aluminum front and rear panels, textured top and bottom. Snap-up stainless steel bail. | + | |
| - | ***Power Required:** 12-14 Vdc, 850 mA receive, 18.5 A max transmit. | + | |
| - | ***Dimensions:** HWD 5.25" x 15" x 14" (13 x 38 x 36 cm), bail retracted. | + | |
| - | ***Weight:** 14 lbs - 6.4 kg. | + | |
| - | + | ||
| - | ==== Receiver ==== | + | |
| - | ***Sensitivity:** 0.25 uV for 10 dB S+N/N, all bands.0.8 uV typical with RF amplifier off. | + | |
| - | ***Selectivity:** 12-pole crystal ladder filtering. 2.4 kHz bandwidth, 1.7 to 1 shape factor at 6/60 dB. Three position switch selects standard ssb filter, optional 1.8 kHz ssb filter, 500 Hz cw filter, or 250 Hz cw filter. | + | |
| - | ***Notch Filter:** Greater than 50 dB notch tunable between 200 Hz and 3.5 kHz. | + | |
| - | ***CW Spot:** With 750 Hz reference tone. | + | |
| - | ***I-F Frequencies:** 9 MHz and 6.3 MHz. | + | |
| - | ***Antenna Input:** Low impedance, unbalanced. | + | |
| - | ***Audio Output:** 1 watt @ 8 ohms with less than 2% distortion. Built-in speaker. | + | |
| - | ***Spurious Responses:** All below equivalent 10 dB S+N/N signal except 1.838 MHz (less than 15 dB S+N/N), 21.300 MHz (less than 20 dB S+N/N), and 28.980 MHz (which can be eliminated by using low end 29.0 - 29.5 MHz band segment). | + | |
| - | ***Noise Blanker:** Built-in, adjustable blanking threshold. | + | |
| - | ***I-F Rejection:** Greater than 60 dB. | + | |
| - | ***S-Meter:** Automatically switched on when receiving. Calibrated to 50uV at S9, +/- 3 dB. | + | |
| - | ***Dynamic Range:** 90 dB, typical. | + | |
| - | ***Offset Tuning:** Dual range, MAX +/- 4 kHz; MIN +/- 500 Hz, typical. | + | |
| - | + | ||
| - | ==== Transmitter ==== | + | |
| - | ***DC Power Input:** Maximum 200 watts @ 14 Vdc cw and ssb. 100% duty cycle for up to 20 minutes. | + | |
| - | ***RF Output:** 85 - 100 watts, typical. | + | |
| - | ***Output Impedance:** 50 ohms, unbalanced. | + | |
| - | ***Microphone Impedance:** High impedance. Accepts high or low impedance microphones with 5 mV output Polarizing voltage available for electrets. | + | |
| - | ***T/R Switching:** VOX or PTT on ssb. Instant break-in or semi-break-in on cw. | + | |
| - | ***CW Sidetone:** Internally generated. Adjustable tone and volume independent of af gain control. Operates only in cw mode. | + | |
| - | ***SSB Generation:** 9 MHz, 4-pole crystal ladder filter. Balanced modulator. | + | |
| - | ***Carrier Suppression:** 60 dB typical. | + | |
| - | ***Unwanted Sideband Suppression:** 45 dB typical at 1.5 kHz tone. | + | |
| - | ***Spurious Output:** Better than -45 dB relative to full output. | + | |
| - | ***Meter:** Forward power, collector current, SWR, processing level. Selectible 4 position switch. | + | |
| - | ***CW Offset:** 750 Hz, automatic | + | |
| - | ***ALC Control:** Front panel adjustable. 30 to 100 Watts output, LED indicator. | + | |
| ===== Accessories ===== | ===== Accessories ===== | ||
| - | *Model [[263]] Remote VFO | + | *Model [[243]] Remote VFO |
| - | *Model [[280]] Power Supply | + | *Model [[248]] Noise Blanker |
| - | *Model [[260]] Deluxe Power Supply / Speaker | + | *Model [[252MO]] Power Supply / Speaker |
| - | *Model [[215PC]] Microphone | + | *Model [[645]] Dual Paddle Keyer |
| - | *Model [[214]] Microphone | + | |
| - | *Model [[700C]] Hand-Held Microphone | + | |
| - | *Model [[234]] Speech Processor | + | |
| - | *Model [[645]] Dual Paddle Electronic Keyer | + | |
| - | *Model [[670]] Single Paddle Electronic Keyer | + | |
| - | *Model [[227]] Antenna Tuner | + | |
| - | *Model [[220]] 2.4 kHz 8-Pole Crystal Ladder SSB Filter. To be installed in place of internal 4-Pole Filter. | + | |
| - | *Model [[288]] 1.8 kHz 8 Pole Crystal Ladder SSB Filter | + | |
| - | *Model [[285]] 500 Hz 6-Pole Crystal Ladder CW Filter | + | |
| - | *Model [[282]] 250 Hz 6-Pole Crystal Ladder CW Filter | + | |
| ===== Reviews ===== | ===== Reviews ===== | ||
| - | *[[http://www.eham.net/reviews/detail/504|eHam]] | + | *[[http://www.eham.net/reviews/detail/734|eHam]] |
| - | ===== Brochures ===== | + | ===== Related Links ===== |
| - | {{560brochure.pdf|Corsair}} (1 MB) | + | *[[omniabcdiff|Difference Between the Omni A, B, & C]] |
| + | ===== Mods ===== | ||
| + | *[[omniagc|Omni A/B/C/D AGC Mod]] | ||
| + | *[[omni30mmod|Omni D 30m mod]] | ||
| + | *WARC kit installation instructions: {{:warc_install.pdf|}} | ||
| + | |||
| + | ===== Sales Information ===== | ||
| + | {{545_546_05_79.jpg?100|}} | ||
