rf - Free and Open Source Software

NEW DRAKE
MODEL
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TR·B
6-M SIDEBAND
TRANSCEIVER
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• Exclusive Features
•Greatest Value
•Unmatched Performance
COMPARE THESE FEATURES
• Full coverage of 6 meter band plus MARS.
• Four IF band widths: 2.4 kHz upper sideband (supplied),
2.4 kHz lower si deband , 6.0 kHz AM , 0.3 kHz CW, all selectable
with front panel swi tc h.
• Function switch selects product or envelope detector as
well as buill-in AM screen modulator. Compatible with linear
ampli fi ers.
• No carrier balance or carrier insertion adjustment for AM
orew
• Shift carrier CW system lor compatibility and versatility.
• Ullra-stable linear VFO. 600 kHz in one range. 1 kc readability.
• Built-in PTT, VOX , ANT I-VOX, 100 kHz calibrator.
• ALe prevents fiat-lopping.
• Ample metering provisions with two meters. For ALC, S­
M eter, Tra nsmitter Plate Curre nt, Relative RF O utp ut.
• RV6 Exte rnal VFO allows split-frequenc y operation. (RV3.
RV4 u sable).
• Fast or slo w AGe for receiving. Fo r meteor scatter w ork.
se lectab le from front panel.
• Ultimate receiver front end p erformance using FET's. Less
t han 1/ 10pV required for 10 d8 S I N ratio o n 558 .
• Inp ut and o utputs provided fo r Drake TC-2 or other 2-meter
transverters. All switching d one i nte rnally w ith band switch.
• 300 w atts CW and PEP i np ut.
• 6J86 f inal lubes eliminate replacement problems.
• Extra i np ut and output jacks for converters and/or outboard
receivers. Pe rmits monitoring of m o re than o ne frequency
simultaneously.
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Plug-In noise blanker accessory: $95.00
See your distri b uto r o r write for free brochure:
R. L. DRAKE COMPANY
Dept. 349 , 540 Richard St., M iamisburg, Ohio 45342
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GENERAL SPECIFICATIONS
SIZE: 5 ~. '" high, l OY. '" wlde l
16X '" deep (plus
feet and knobs). WEIGHT : 15Y. lbs.
fREQUENCY COVERAGE: 49.4 to 54.0 MHz (crysta
ls supplied for 49.9 to 51.1 only).
VfO DIAL CALIBRATION: 1 kHz dlvi si onsi dial
accuracy is within + 1 kHz.
CALIBRATOR: 100 kHz calibrator built in.
FREQUENCY STABILITY: less than 100 Hz ove r­
all drift pe r hour after 15 minutes warm-up: less
than 100 Hz for 10% supply voltage change.
SPLIT fREQUENCY OPERATION : Xmt and Rev frequencies
may be separated by up to 600 kHz by
use of th e RV-6 or FF·l accessor ies.
MODES : SSB. AM, and CWo
POWER SUPPLIES : Drake AC·3, AC·4, DC-3, DC·4
or DC·24.
TUBES AND SEMICONDUCTORS : 19 tubes. 7 bi·
polar and 3 field effect transistors. 12 diodes.
RECEIVER SPECIFICATIONS
SE NS ITIVITY: l ess t han 1/10 microvolt for 10 db
S+N/N ratio at 2.4 kHz band width .
SELECTIVITY : 6 dB bandwidth 2.4 kHz with USB
fi lter provided . Accessory filters available for
LSB, AM (6 kHZ) and CW (.3 kHz).
AUDIO RESPONSE : 400 to 2800 Hz at 6 dB .
INPUT : 50 ohms unbalanced.
OUTPUT: 4 ohms to spea ker or headphones.
AU DIO OUTPUT POWER : 2 watts at 10% HO.
AVe : Output variation less than 3 dB for 60 dB
input change. Fa st attack. Release time selectable.
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MAN UAL GAIN CONTROLS: RF gain control sets
thre sho ld for AVe, AF gain cont rol.
DETECTORS : Switch on front panel. Product detector
for SSB and CW Envelope detector for AM .
NO I SE BLANKER : On-off swi tch for accessory
noise blanker on front panel.
INPUT : 13.9 to 14.5 MHz receiving Input/ output
jack for converters and/or outboard IF recei vers.
TRANSMITTER SPECIFICATIONS
POWER INPUT: 300 W PEP on SSB , 300 W PEP on
AM . 300 W CW (50% maximum duty cycle).
OUTPUT IMPEDANCE : 50 ohms nom . unba lanced,
2:1 ma x. SWR. Adjustable loa ding.
MO DES: SSB (USB erovtded, lSB with ac cessory
filter). AM tccntrcned ca rrier syste m). CW tsemtbr
eak in . Sidetone).
AMPLIF IED AGC: Prevents f1at·topping.
CARRIER INSERTION AND SHIfT: Automati c on
AM and CWo shifted carrier CW system.
VOX AND PH: VOX and Anti·VOX built-in.
AUDIO RESPONSE: 400 to 2800 Hz at 6 dB.
40 dB SIDEB AND SU PPRESS ION above 1 KHz. 50
dB ca rrier suppression.
DISTORTION PRODUCTS : Down 30 dB minimum
from PEP level.
MONITORING AND METERING : Final plate current.
AGC action. and relat ive out put can be read on
meters. Sidetone for keyed CWo
14 MHz OUTPUT: 13.9 to 14.5 MHz output f or
Drake TC·2 and other t ransverters.
TR-6 ACCESSORIES
RY6 Remote VfO. Sep·
arates re ceive and
t ransmit frequ encies
within the same range
$99.95
Ff1 Fixed frequency ada ptor • . . .• . . . . • •$24.50
MMK·3 Mobile mounting kit •. .•.. . . .•. . . $6.95
Power supplies
AC-4 120 V 50/60 Hz $99.95
DC·4 12 vac $125.00
DC·24 24 vae $210.00
MS-4 Matching speaker • •.••.••••• • . . •$19.95
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