Hal S Mpt Software Expansion For The Ds Asr Video Terminal

Hal Communications Corporation has announced the MPT3100 software expansion of the popular DS3100 ASFl video ter minai The MPT3100 expands the features of the mailbox option and adds a separate mode for collection, edihng, and relay ol muitiplt message leits. The MPT3tOO package will Store any length of message up lo 32,000 characters in any formal. Each file receives a sequen tiai serial number ID, and a directory of stored files may be accessed. The messages may be edited after ihey have been...

Info

COM RAD, IND. 1U5 WEST RIVER PAPKWAV GflAND ISLAMD. NEW YORK < 4072 1716J fTJ-t445 * Digital Resolutton (0 1 or 1 Watt* Wideband teo through 10 meters) * Wide fange (ORPia 1999 Wotts) * Battery Saver turns off minutes after PF disappears * Pr*ce includes Readout hf Sampler battery, VSWR nomogram and complete schematics. e-tek P O Sox 625 Marietta. OH i575C KEEP IN TUNE WITH THE WORLD TECHNICAL ASSISTANCE BY F.C.C. LICENSED TECHNICIANS -Power supplies memory keep allto All above circuits for...

R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R

Note Above are in alphabetical order. In Swedish, the tetters a and o with special phonetic marks come at the end of the alphabet. I could not print these marks. Fig 4. Two-meter repeaters in Scandinavia, or you may desire to check simplex channels. suggest that you take the following in addition to your 2-meter rig Mag mount and cigarette-lighter power-supply cord for mobile use. Quarier-wave or 5 8-wave telescoping antenna for HI You may be in a poor location or want to extend the range...

Framingham Ma

The Framingham Amateur Radio Associ ation. Inc., will hold its 8lh annual spring flea market on Sunday, April 10, 1983, at the Framingham Civic League Building, 214 Concord SUeel (Route 126), downtown Frannngham MA. Admission is 2.00 and doors will be open at 10 00 am Tables are 10.00 pre-registration required) and sellers may set up beginning at 8 30 am. Racfio equipment, computer gear, and food will be available. Talk-in on 75 .15 and .52 For more information, contact Ron Egalka K1YHM, 3...

Innovators In Digital Communication

,'S-t i r Advertisers On page U4 Up and Coming Direct-Broadcast Satellites Part II looks at the technical problems with communications at 12 GHz, which may be offset by the advantages. hmoihx Daniel 8RK 7 Pftibod> Drive Ox ore OH 45056 Why else would they erect 200-foot towers, endure < old mountaintops, or Spend hours designing and building I he ultimate receiver I he c urrent generation of satellite television was a natural (traction for hams. Dedicated to doing more with less,...

Frequency Sources Inc Model Msx Microwave Signal Source

MS-74X Mechanically Tunable Frequency Range MHz) 10630 lo 11230 n0 63 to 11 23GHz> Minimum Output Power (mW) 10, Overall Multiplier Ratio 1Q8, internal Crystal Oscillator Frequency Range MHz) 98 4 to 104 0. Maximum fnput Currenl (mA) 400. The siqnai source are designed tor applications where nigh stability and low noise are of prime concern these sources uliLze fundamen 1 ai Iransistor oscillators witn tugh O coaxal cavities, followed by Dfoadband stable step recovery diode multipliers This...

The Aea Code Trainer

Everybody has hie own way ol learning the code, and most people s-hink lhal the way thai Ihey learned it was the besi It was with this possible bias In mind I hat t ao-preached the AEA BT-1 corte tracer a Morse-code training device mat uses no tapes but an C to produce tones AEA, which spec ai< zes in Beyers and code readers, snouid knc tti-e sod* belter than many manufacturera, and this knowledge has led to a novel approi jr team ing the code. The BT-l is designed tor use by people who are...

Votuc Communications Co

GUY (412)-5S3-2131 MASONTOWN, PA 15401 200 N2CJW The new Micro-System teatures a machined 18' parabolic reflector for maximum efficiency, a linear feed-point downconverter with ceramic high performance F F preamplifier transistor, a variable 12 to 18 volt regufated power supply and 50' of 750 coaxial down-fead, including a 3' jumper and matching transformer. The Micro-System includes a full 6 month warranty. Micro-System (MS-021) f159& e Micro-System (MS-578) M69...

Tuning

Fig. 1 Weatheradio component layout, than 4X3X1 VS inches, Originally covering the 162 40162.55-MHz weather-band, the state-of-the-art t ir cult features of the Weatheradio make it an ideal choice for conversion to two-meter FM l he frequency modification consists of simply adding three 5-pF ca-pac itors across three inductors. This modification alone makes a dandy monitor, but the addition of a simple squelch circuit puts icing on the cake The schematic included with the radio shows a sim-pie,...

Avantek

GPD SERIES AMPLIFIERS GPD 401,402,403 12-14 DB GAIN J-IIXIMHZ PGWEKTiVCft Tdi WOUMTJHG OE*L Foft CLiuHren tw jv PNEamplifiers COMiLtil W< Tt1 CtflCUJT SQAflD to* WOIJWTH 25.00 EA. t SET OF THREE 65.00 CALL (804) 489-2156 447 ELECTRONIC HOBBY INNOVATIONS 7SlO QUhBY STHEET SUITE 307 NORFOLK , VIKCjlNPA 235DS Hon IHH 1 i l.r (0J Mh (Ov * r i-u I uhi rill rfg of, w trfrw avw told > 1 fuj r vt,- aiu llhfw jp--i--ht.- aflhi mniv 'hh-h h (.ln' i 1 pac kix imidc- .f +ti ff ,h mv+ i.vh+ l ft, rtoea....

Circular Satellite Technology From

The now KLM 143-150-14C clrcuiarly-po larized anienna nol only provides optimum reception ol OSCAH satellite signals, but also can dramatically improve 2 meter terrestrial communication Unearly polarized slgnais (any mode, fixed or mobile) are frequently aftected by buildings, mountains, and movemeni and, at a result, circular wavefronts develop. Reception wllh the 14G reduces fluiter fading and muftipnth distortion and often improves S N ratios, Benefits of circular polarity on transmit are...

Modulator

The MP -1 Kit converts VideoMucho 3tgnali5 to 3 crystal controlled RF output fof TV Channels 3 and 4 lhc- MPS-1 Modulator inputs are designed to match all TV Cameras and VCft's and feati es a vol rage regulated power supply, pQwer switch and LED indicator, Nq Tuning Required Operates on T1 7VAC. Bambi Electronic Video Switch makes switching of your VCft VTR, Pay TV Decoders, Cable TV, Video Discs, Video Games, Closed Circuit purceis of video signals and provitfa . I greeting the mput to any or...

Control In

-Assembly Language -Development Station -Expensive Test Gear THE JARR Z8 BSC CONTROLLER INCLUDES 4Tiny Basic Monitor 'RS-232 Serial Line *Timer Event Counter M4 Parallel I O Lines *4K User Eprom or Ram + Expandability *Over 200 Pages of Documentation 'Sensors Displays 'Keyboards *SCR's 'Triacs 'Relays 'Switches A D & D A 'Heating Control 'Home Security 'Lighting Control 'Speech Synthesis * Pf grammabte Rotor Controller *RTTY CW Control 'Home Automation With the Jarr Z8 Controller, 1000's of...

Prom

A Satellite Tracking Package For The Apple II Plus * Has a world AND a US m p ano can prinl BOTH on your Epson MXh printer Tracks in Teal Time w o a ctoch SYSTEM HEOUIRBrfEMTS Apple n Pius 48K RAW DOS 3 3 THESE EASV TO USE ANO UNDERSTAND PACKAGES ENABLE YOU TO (1) T-.iC- . rcj ar orbti saieiiiies in real time on a world map. 2) Print all d a tables or your printer. i3) Rapidly preOfci accessible orDits. reierenceor bits anO alj orbits Deiwe& n yout specilied dales. (A) Rapidly compute AOS...

Electronic Keyer

Internal options are With an x k jrovided for the IC-740 installa ri on o increase its flexibility, time of under 30 minutes and clear instructions, the IC-EX238 can be installed easily. The FX23H works from either 110 or 220 VAC 50 60 Hz. allows transmission and reception of FM signals on 10 meters, A mariker unit, EX241, gives clear frequency marking signals at 2S or 100 KHz, selectable by top panel switches, EX243 electronic keyer and optional filters, the IC O becomes a compact, complete OX...

General Electric Aa Nicads

Pack of 6 lor 5 00 or 60 Ceils. 10 Packs for 545 00 These rnay tie broken do.sn 0 individual ce s obdeaing luetbyctiohs DEFECTIVE MATERIAL Aecteime l deletin But ba made hOmi iutf itC dari c 'eceft Q carte A .-a-m muatMhrfaih deleft rralen iflr m'mft P-fpcaai J Eane oimnhtu Li-ii'ithuit ba pac d prcse y v - gt - ' - , DELIVERY Oo rt rf ni . i - aufs 'S .dti -- a tttj ' i a r i ji c b --kiwaa'1-S 1 c -'O i' C ' iiJ I gt jr-c-TTT-a n fiwflhod gt . j ' '1 Ol Vi q L.m v e -a w t 1 c t O vJijm nt it...

SCORING

Score one point par phone OSO 1.9 poinis per CW OSO Combine phone and CW scores as one contesi Recognition will be given tor phone or CW only scores. Tennessee stations multiply QSO points I am looking for original copies of lhe T 4E 11-227 and TME 11 227A directories ot WWir German and Japanese radio equip menl. I also need intelligence equipment irorr pre- and pOSt-WWli Such as the SSTM and thrT SSTR 5 Tony Grogan WA4MRR FPNZ 5 Rollmgwocd Or Taylors NC 296S7 I want io get in touch with people...

Soudsmti All Bander

Tf OSRf G s SQL- -T NE MJC -Wr The ICOM IC-740 offers features found only on the best amateur equipment and performance second to none. The IC-740 is built To withstand strong adjacent signals and stilt maintain sensitivity and distortion-free outnuf of fie1 pass band. With a dynamic range of over 100 dBm and an intercept point of 18dBm the IC-740 receiver is a true performer The IC-740 receiver is also crunch proof, and unlike many receivers that have good receiver specifications, it does not...

The Azden

Tho progress d large-scale integration lt LSli has ieii hams somev hat rn its wake, be causp this technology is highly dependeni upon the economy of scale the more you make, the cheaper they get. The amateur market is often loo small lo bring Ihe advantages ot LSI to bear In new products How ever Azden has brought amateurs back io the state of the an with the Intoduction ol Ms new PC amp 4000 3-meter transceiver. Aztfen's use ot LSI ha , enabled it to produce a microcomputer-controlled radio...

Cosmic Patrol

Do Ullto I lie QurJojlS be lure tin Jo imm vim. Bui you musi be c u r tt ex try slioi vole iakt ust prr clous uinisol your limited rneti su pply Fast action, optional son i id port gr ai uraphkV Arcade Jtiy-sitck opnonal. TRS-80'T pt Mod 4 Mod ILL Sound Option L6K 1A.95 TRS-fiO Disk Mod A- Mod 1 Sound Option HK 0224RD 524 95 Fight back against the kiroGiants that threaten your cXislrme Ma neuvcr your laser eannon and gun down the ehisivr nat ships if vou can Fast at turn man intersieJ-i.ir...

Auen Attack Force

Eanh s defenses are dead Viu're ihr la i hoprt lor TIn ptarurt p s hundreds of armed invaders begin their tioal assault Nine levels difficulty separate rbi survivurs from i lt - hoyb Arcade Jciysikh optional TRS-80 Tape Mod I amp Mod Ml IliK. Experience the ultim um llig u as you command tin ntai launch, orbit, re-entry and landingni ih 3 U.S. Spacer Simule Columbia An m-eredlb v acrumtt' simulation, The nt-xl best tiUiifi U Im-Ioi there TRS aO rape Mod I a Modllt 16K

Santec

BIRD Wattmeters amp Elements In Stock Dentron AmpJitiers. Tuners, Receivers Stocked Clipperton T, CHpparton L, GLA 10000, GLT-1000, Galton, MLA-2500 2 Meter iSOO Walts Linear, MLX Mfnl Transceiver, The Scout C.A.P, Transceiver, Horizon One Transceiver, Station One CW Radio Station. Wrils for specs, or call. _ MIRAGE B 23, 8-1016, B-108. B-3016, C-22, C-106, D-24, D 1010 Tokyo Hy-Power Linears in Stock HL-20U HL-82V HL-32V HL-160V KANTRONICS Mini-Reader, Interface, Software amp Code Tapes JI...

Mike

Stop Hie steering wheel mike coid tangle. Stop Running back and forth to answer a call on your radio. Stop The inconvenience oi bemg ed to yoi r radio during long QSO's. The Remote-O I M he may be connected to any HF, VHF or UHF ham iransceiver Just connect the Remote-O-Mike receiver to the mike input jack and each time you press the PTT button on your cordless mike your ham rig wilf function as your normal mike The Re mot e-O Mike receiver will provide both the PTT and audio to your ham rig....

World Radio Tv Handbook

Bible' of the SWL comprehensive list of ll shortwave broadcasters with all detailsplus new receiver reviews 517.50 ppd USA, 19 UPS US 25 elsewhere. Details on S 500 radioteletype stations including Press skecis plus reverse list fay calisign How to read USSR Cyrillic S9 95 ppd USA 12 UPS USS14 elsewhere ftrrrpc 2 - Updater WRTVh 27 UPS e AV t 3 RTTV HTVH UP S oAV t 4 ALL 3 BOOKS S36.UPS NOTE Ali SP CJAL OFFER Dooks pped UPS Ej-C p Canada, AK amp Hi Rrst Class Mail add 1.00, per amp 00K NprvUPS...

Build Cavity A Stub Notch

Oose-up of the tuning stub, coupling loops, and shunt capacitor. cal to the other and that both are mounted in an identical manner so that the impedance transformation for each is correct, as mentioned earlier The two loops were soldered to the top plate, positioned so that their inner side cleared the stub by VS 0 64 cm , as shown in Fig. 3, It will be easier to position drilled in the top plate where the outer leg of the loops should go and then the loops are soldered in these holes. Next, I...

Mastercard Visa

Houston except ere indicated Pr.ces s titled to rhrinijf Without rtofiee all uesns gua sntefiii SorTiH i ems sub ci pjrjjQr sate rexas residents aclca tax Pififlse irid sufficient pu tage balance coned 508 McKinney Houston, Texas 77010 713-658-0268 Like people, solid-state devices get sick if they get too hot W3KBM provides a way to answer the burning question, Alien 5 toite l ifcffXf 1005 Twining Road Dresher PA 19025 By now solid-state devices are old hat We alt know that too...

Tentec Model Corsair Transceiver

It was wilh a great deal ot anticipation that i sliced he packing tape on a huge shipping carton whose return address said Seviervilie Tennessee 7 gt n-Ttjc S home in he looihiiis of the Greal Smoky Mountains. For some lime. those of us involved with ihe amaieur radio industry had been hearing rumors of a new Ten-Tec transceiver reputed to be even better than md a replacement for, their respecled Omni-C Very M my, of amateur radio's press bad ye I seen ihe new rig, -md it wasn'r until me dealer...

Mjj

NOTE SEND 5100 FOR OUR CURRENT CATALOG OF NEW AND RECONDITIONED EQUIPMENT SEND 1.00 FOR OUR WHOLESALE LIST OF UNSERVICED amp OVERSTOCK ITEMS. SEND 2.00 FOR BOTH. THEY WILL BE MAILED SEPARATELY. WORK OTHER HAMS LIKE XE2BGM, ZL1PQ, KL7JFV, EA7EU, NN3SI, DJ8RR, DL0BBC, US6AK, JA3JMP, PY2-CPG, F08GW, KM6FF, VK2BD OE8MOK High 10W PEP low 2W PEP VFO tuning noise blanker fine-tuned SB, KHz CW off-set digitai frequency counter 13.8V dc lt i 3A. negative ground L 9.5 gt W 9 x H 2 5 weight 2.3 Kg 5.7...

Jqf

Fig. 5 Auto radar detector diagram showing chopping diode, detector diode, audio amplifiers, comparison circuit and alerting buzzer or sounder. sun is shining brightly As vou move along, bursts of sunshino are seen to stream through the foliage between patches of shadows, We are observing the modulation of the sun s steady rays of light where they are rapidly turned on and off' b the foliage In much the same manner, we will interrupt, or chop, the radar signal we receive so that we can process...

Microcomputer Books

THE SELECTAIC INTERFACE by George Young You need the quality print that a daisy wheel printer pro-the thought o buying one makes your wallet Wilt. SELECTRfCTM INTERFACE, a step by slep guide 10 interfacing an IBM Selectric IO Writer to your microti gi price. George Young, co-auihorof Kilobaud Microcom- computer, will give you that quality al a fraction ol ihe puling magazine's popular Kilobaud Klassroom series, offers a iow-gosi alternative 10 buying a daisy wheel printer. SELECTRIC INTERFACE...