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HomeMy WebLinkAboutSentinel 23 Dual Conversion CB 1965 NEW 7 ' OM NUE i$YXt"( t. . e r "SENTIN 2 3 " 23 CHANNEL DUAL CONVERSION CB All crystals provided for 23 crystal - controlled transmit & receive channels) Rugged 5 -watt CB transceiver with "space -age" 23 channel fre- quency synthesizer. Gives you bullseye two -way communication WIRED ONLY in both fixed and mobile locations with equal ease. At your dealer now, the EICO Sentinel 23 is the new CB rig with every wanted $169.95 and useful feature! to • Super - selective dual conversion superhet requires only %uV for 10db S /N. • Crystal- controlled 6mc IF and three 455kc IF's. • Effective automatic impulse noise limiter, wide -range AGC. 1 Delta tuning for receiving off - frequency transmissions. 2 Adjustable squelch and standby switch. o 1 J ® 3 Illuminated "S" meter /RF output meter. 4 Single knob channel selector with illuminated dial. 5 Converts to 3.5 watt PA system with remote speaker. 6 TURNER 333 noise - cancelling ceramic p - - mike. Transistorized 7 Headphones /external speaker jack. 12 VDC & 117 VAC • Scuff - proof textured blue vinyl finished steel cabinet. dual power supply • Anodized extruded aluminum panel with polished edges. eliminates vibrator hash - Black anodized, machined aluminum knobs. • Convenient mobile mounting brackets. © 0 TEEL Electronic Instrument Co. Inc. 131-01 39th Avenue, Flushing, N. Y. 11352 ■ ! Send for 1965 Full -Line Catalog I II r © " ° 000 Name 0 / Address ° a 0 0 0 City State Zip_ lzzl REPRINTED FROM JUNE 1965 VOLUME 1 NUMBER 5 THE NATION'S NUMBER ONE CITIZENS BAND PUBLICATION &. . ENGINEERING .. 1 h* - 4, ,%, ,w,„....,„,..... ,., , REPORTS f EICO "SENTINAL 23" version, superheterodyne type, incorporating one 6 megacycle and three 455 KC - IF Jay Bunr & Bob Farley sections. The receiver section of the unit evaluated by CB MAGAZINE's lab crew, had a sensitivity rating well below .5 microvolt The "Sentinal 23" from the Eico Elec- for 10 DB signal to noise ratio. The adjacent tronic Instrument Company in Flushing New channel rejection was extremely excellent, so York, is up to the usual Eico high standards. much so, that during our on the air test, This company is well known for using coin- some units monitored had to be "tuned in" ponents of brand name quality. This par- with the band spread. control: The noise ticular unit is a factory assembled, metic- limiter and the squelch on the set evaluated, ulously hand wired, 23 channel synthesized was not of the excellent quality found in the transceiver. rest of the unit. The standby switch, as The size of this unit is 4 -3/4 by 12 by mentioned before, keeps the unit ready for 7 -1/2 with a net weight of 14 pounds. It instant use, while drawing only filiment cur - is encased in durable, scuffproof, vinyl coated rent. Audio output from the receiver was steel. With a front panel of heavy gauge, easily understood and is available at three extruded brushed aluminum, the front panel sources, the well located 4 inch speaker, is well designed. It incorporates all the ex- the headphone plug, and the PA outlet lo- tras and has no unnessary contrivances. It cated on the rear of the set. contains a switch for PA, a modulation in- The transmitter in the evaluated unit, as -- dicator light, a band selector, which selects taken from the shipping carton, had a power both transmit and receive simultaneously, a output in excess of 3 watts on all channels, lighted combination S /RF meter, which after an initial warmup period, during which switchs functions automatically, a mike out- it was loaded into the antenna using the let, a phone plug, a band spread control, variable "pi" network located on the rear a squelch control with a standby switch, of the set. The modulation proved to be and a volume control with a power off and 90 - to - 100% using the noise cancelling, on switch. The EICO "Sentinal 23" uses heavy duty, ceramic microphone, at a dis- 10 tubes, some of which are dual purpose, tance of 8 to 10 inches from the mouth. giving an equivalent of 14 tubes. It also It might be noted here, that the microphone uses 4 diodes and 2 transistors, with a is of excellent quality, with a coiled cord and 6BQ5 tube as a final. a durable screw on type connector. The receiver section is of the double con- The EICO "Sentinal 23" employs a tran- sistor power supply, and can be operated from either 117 volts AC or 12 volts DC. The unit comes complete with both AC and DC power cords and a durable mobile mounting bracket. The EICO Company receives an A plus from our lab crew. The unit tested is an i - extraordinary transceiver value, with a re- ' 4 , _ -' tail price of $169.95. For more information, contact EICO Electronic Instrument Co. Inc. — 131 -09 39th Ave. Flushing, N.Y. 11352. 30 JUNE 1965