T EVIS i - AmericanRadioHistory.Com
T EVIS i - AmericanRadioHistory.Com
T EVIS i - AmericanRadioHistory.Com
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titts<br />
e<br />
FL -8 FILTER<br />
AND<br />
BRAND NEWS<br />
Both for<br />
"FILTER FACTS" $125<br />
BOOKLET<br />
CONDENSER TESTER r- 14,<br />
the .d he, , its ..<br />
'<br />
nay to build in less than an<br />
w<br />
Useful, y .:I1 ile lahur :hors:<br />
item, in kit form. Simple. and<br />
hour. Checks condenser leaknae<br />
and continuity up to 8 o.<br />
nags. Will any paper.<br />
electrolytic, mica<br />
or oil it pacitor from 50 mmf.<br />
to 50 mfd. Self-contained power supply and neon<br />
bulb indicator with socket and bezel. Drilled<br />
Met al cabinet. <strong>Com</strong>plete instructions and dingrmns<br />
with dash hit. link 55.00.<br />
SCOOP! NEW WEB -WIP 40M<br />
MOBILE ANTENNA<br />
In stock the new center.loadol WEB -WIP antenna<br />
for 40 meter mobile. <strong>Com</strong>pletely weatherproof<br />
fiberglasst support column., Highly efectivep ,and<br />
weight only 22 ounces! Full data available.<br />
Net $18.00<br />
NOVICE 40M CRYSTALS<br />
Frequencies within the new 40M novice<br />
i hand.<br />
Net<br />
52.75 ea.<br />
J<br />
PONE PATCH!<br />
Now ailable, the superior s<br />
new O-tR. #6008 phone patch.<br />
Provides you with exactly /'i<br />
what you need to patch your<br />
phone into transmitter or re-<br />
Featuring a hi -impedance<br />
input suitable for xtl mike. Both hi and<br />
to impedance outputs to insure proper match to<br />
your particular receiver. Unit is complete- "surefire"<br />
ready to go to work for you. Only $4.95 N.<br />
SENSITIVE RELAY<br />
Miniature type 11í'z' overall) SP -ST contacts.<br />
('oil resistance 6500 ohms. (2 mn.) An excellent<br />
relay for control model applications.<br />
52.50 ea. Manufacturers .write for quantity prices.<br />
SPLINED TUNING KNOB<br />
FOR 274N RECEIVERS Y<br />
An exclusive O -It manufactured<br />
for us. Fits IC -4ás .<br />
,/<br />
BC-454 anti other 274N re- (0F<br />
/<br />
9'<br />
This a really hard-<br />
-obtain item.Only ... 89e ea.<br />
TRANSFORMERS -CHOKES:<br />
15 WATT MODULATION TRANSFORMER<br />
Both pri. and a adjustable for 2000 to 20,1)00<br />
ohms. Pri., 50 ma per side max. Sec., 50 0<br />
100 ma depending upon connections used. Excelbent<br />
Ito- mobile. Only<br />
56.45 net<br />
60 WATT MODULATION TRANSFORMER<br />
Also universal with both pri. ami ., ad;nstable<br />
for 200,1 to 20,000 ohms. l'ri., I50n a per side.<br />
use150 or 300 ma depending upon r ectinns<br />
d. Only<br />
$9.60 net<br />
325.0 -325 @ 225 ma. 6.3 (W 5A. 5V (.. 3A.<br />
Prl. 110V. 60 cy AC. Size. 4t /' x 41/4' x 31.1, ¿.<br />
Only<br />
$6.95 ea.<br />
Isolation transformer. Useful for AC -DC supplies.<br />
Pri. 117V, Sec. 120V. AC. at 25 ma. Also 6.3V<br />
at 1/z amp. Only S1.80 en.<br />
Isolation transformer. Pri. 117V AC. See. 12.V.<br />
AC. at 50 ma. Also 6.3V at 2 amps. 52.79<br />
920.0 -920 or 740 -0-740 AC (4 200 ma. Pri.<br />
115V. 60 cycle. AC. Upright shielded c . Excellent<br />
for 807'.<br />
Only 510.80 ea.<br />
5V. 254. Pri. 115V. 60 cy. AC. A real rugged job<br />
texcellent for 3047L- 4.250A etc. Limited quanity.<br />
Only 54.50 ea.<br />
2.5V @ 1OA AC. 10,000V insulation. Pri. 115V<br />
AC<br />
only 53.39 ea.<br />
350 -0 -350 (4 300 ma. 6.3 @ 4A. 8.3 (a, SA.<br />
5V (5 3A. Pri. 115V. 60 cy. AC only 57.95 ea.<br />
450 -0-450 (1 200 ma. Pri. 115V. 60 cy. AC.<br />
5V<br />
,/<br />
(5 3A. 6.3 @ 5 amp. In shielded case.<br />
Only 58.90 ea.<br />
350 -0 -350 (5 350 ma. 6.3 It 10A. 5V r 6A.<br />
Pri. 115V. 60 cycle. Only 58.95 en.<br />
i- 110V, AC POWER SUPPLY<br />
L FOR ANY 274 -N RECEIVER<br />
.bast plug it into the rear of your<br />
'74 -N RECEIVER<br />
ay model.<br />
-. <strong>Com</strong>plete kit and black metal<br />
with ALL parts and diagrams.<br />
Simple and easy to build in a jiffy.<br />
Delivers 24 volts plus B ltage. No wiring<br />
changes to be made. Designed especially for the<br />
274 -N receiver. Only 58.95.<br />
Filament trans. for 27.15 receivers. Pri. 110V,<br />
60 cy. AC. Sec. 24V @ .6A An excellent buy<br />
at<br />
51.95 ea.<br />
minimum order 82.00. All items subject to prior sale.<br />
All prices subject to change without notice. 20r'e deposit<br />
must accompany all orders, balance C.O.D.<br />
110<br />
OFFENBACH-REIMUS<br />
1564 MARKET STREET<br />
SAN FRANCISCO. CALIF.<br />
promised QSL card as soon as printed;<br />
is on the air around 1830 -2030<br />
when closes with "God Save the<br />
Queen." (Bellington, N. Y.) Noted<br />
with news on 4.951 at 1930. (Patterson,<br />
Ga., West, Va.)<br />
Bulgaria -Radio Sofia, 9.700A, heard<br />
signing on 1820 carrying Radio Moscow's<br />
North American transmission<br />
which runs to 0100; has its own English<br />
session 2000 -2030, then resumes<br />
Moscow relay. (Scheiner, N. J., others)<br />
Heard on 7.671 with news 1545, on<br />
6.070 with news 1600. (Sanderson,<br />
Australia)<br />
Burma- Rangoon now noted on<br />
4.777 parallel 9343 closing 1015 in<br />
English. (Ridgeway, South Africa)<br />
Canada -CJCX, 6.010, Sydney, N. S.,<br />
noted 1300 in USA at good level;<br />
heard signing off 2310. (URDXC) CH-<br />
NX, 6.130, Halifax, N. S., noted 1100-<br />
1200, good level. (French, Mass.) CB-<br />
NX, 5.970, St. John's, Newfoundland,<br />
NEW TV STATIONS ON THE AIR<br />
(As of March 20. 1953)<br />
STATE, CITY STATION CHANNEL<br />
FREQUENCY<br />
RANGE<br />
(IN MC.)<br />
VIDEO VIDEO<br />
WAVELENGTH POWER*<br />
(IN FT.) (IN KW.)<br />
Alabama<br />
Mobile WALA-TV 10 192 -198 5.08 316<br />
WKAB-TV 48 674 -680 1.45 22.5<br />
Arizona<br />
Tucson KOPO-TV 13 210 -216 4.65 316<br />
Colorado<br />
Colorado Spr. KKTV 11 198 -204 4.93 250<br />
Denver KFEL-TV 2 54 -60 17.8 56<br />
KBTV 9 186 -192 5.25 240<br />
Pueblo KDZA-TV 3 60 -66 16.06 16.6<br />
Connecticut<br />
Bridgeport WICC-TV 43 644 -650 1.52 180<br />
New Britain W KNB-T V 30 566 -572 1.73 20<br />
Illinois<br />
Peoria WEEK-TV 43 644 -650 1.52 170<br />
Indiana<br />
South Bend WSBT-TV 34 590 -596 1.66 170<br />
Louisiana<br />
Baton Rouge WAFB-TV 28 554 -560 1.77 216<br />
Maine<br />
Bangor WABI-TV 5 76 -82 12.74 1.9<br />
Massachusetts<br />
Springfield WWLP 61 752 -758 1.31 150<br />
Mississippi<br />
Jackson WJTV 25 536 -542 1.83 180<br />
Nebraska<br />
Lincoln KOLN-TV 12 204 -210 4.79 26.9<br />
New Jersey<br />
Atlantic City WFPG-TV 46 662 -668 1.48 18<br />
North Carolina<br />
Asheville WISE-TV 62 758 -764 1.29 23<br />
Ohio Youngstown W KBN-T V 27 548 -554 1.79 200<br />
WFMJ-TV 73 824 -830 1.19 175<br />
Oregon<br />
Portland KPTV 27 548 -554 1.79 91<br />
Pennsylvania<br />
Altoona WFBG-TV 10 192 -198 5.08 5<br />
New Castle WKST-TV 45 656 -662 1.50 20.5<br />
Reading WHUM-TV 61 752 -758 1.31 260<br />
Wilkes -Barre WBRE-TV 28 554 -560 1.77 1000<br />
York WSBA-TV 43 644 -650 1.52 170<br />
Texas<br />
Austin KTBC-TV 7 174 -180 5.61 109.6<br />
El Paso KROD-TV 4 66 -72 14.61 56.3<br />
KTSM-TV 9 186 -192 5.25 64<br />
Lubbock KDUB-TV 13 210 -216 4.65 31<br />
Virginia<br />
Lynchburg WLVA-TV 13 210 -216 4.65 28<br />
Roanoke WROV-TV 27 548 -554 1.79 1<br />
WSLS-TV 10 192 -198 5.08 250<br />
Washington<br />
Spokane KHQ-TV 6 82 -88 11.8 100<br />
KXLY-TV 4 66 -72 14.61 47.9<br />
Hawaii<br />
Honolulu KGMB -TV 9 186 -192 5.25 35<br />
KONA 11 198 -204 4.93 117<br />
From Station CP application.<br />
Formula for computing wavelength in feet of video carrier:<br />
984<br />
wavelength in feet =<br />
video carrier freq. (mc.)<br />
The frequency of the video carrier = 1.25 + channel lower freq. limit.<br />
Total number of television stations now on the air: 145 (18 of which are u.h.f.)<br />
RADIO & TEL<strong>EVIS</strong>ION NEWS
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