CONTENTS
TRIODE CONTROL
DS-1
DS-1 PS
HV-2
HV-MULTIPLIER
TU-6B
MISC PARTS FOR SALE
GALLERY INDEX
UPDATES
USEFUL LINKS
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WD7S PRODUCTIONS

    

   
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DS-1

BARGRAPH DISPLAY BOARD

7-29-08 BOTH LENSES ARE BACK IN STOCK

 

THE DS-1 BARGRAPH DISPLAY BOARD WAS DESIGNED PRIMARILY AS THE COMPANION DISPLAY MODULE FOR THE WD7S TRIODE BOARD BUT CAN EASILY BE USED BY ITSELF.  THE PRICE OF QUALITY ANALOG METERS HAS INCREASED TO THE  POINT OF MAKING BARGRAPH DISPLAYS AN ATTRACTIVE ALTERNATIVE.  THE DISPLAY BOARD IS AVAILABLE WITH A CHOICE OF COVER LENSES FOR USE WITH  MEDIUM  POWER (2.4KW),  OR HIGH POWER (4.8KW) LINEAR AMPLIFIERS.  THE BARGRAPH SCALES ARE ADJUSTED ACCORDINGLY. 

ONLY ONE RECTANGULAR HOLE IS REQUIRED ON YOUR AMPLIFIER'S FRONT PANEL FOR ALL METERING AND FAULT DISPLAY, MAKING  PROFESSIONAL LOOKING RESULTS EASY, (SEE THE GALLERY FOR AN EXAMPLE).  ALL FIVE BARGRAPHS ARE FULLY ADJUSTABLE, EITHER ON THE BOARD OR ON ASSOCIATED MODULES.  WITH THE RAPID RESPONSE TIME OF THE BARGRAPH YOU KNOW WHAT IS  HAPPENING REAL TIME IN THE AMPLIFIER'S CIRCUITRY.

SUITABLE DIRECTIONAL COUPLERS FOR THE DS-1 INCLUDE BRUENE BRIDGE TYPE COUPLERS,  ( DRAKE W-4 COUPLER), AND DUAL TRANSFORMER COUPLERS, (TANDEM MATCH, ALL RF APPLICATIONS COUPLERS TO 5KW).  BIRD COUPLERS ARE UNSUITABLE WITHOUT EXTERNAL VOLTAGE AMPLIFIERS.

SCALES FOR THE MEDIUM POWER VERSION INCLUDE;

 2.4 KW POWER BARGRAPH, ONE HALF OF MULTIMETER, 20 SEGMENT

 0 - 5 KV PLATE VOLTAGE BARGRAPH, ONE HALF OF MULTIMETER, 20 SEGMENT

300 WATT REFLECTED POWER BARGRAPH, 10 SEGMENT

0 - 1.5 AMP PLATE CURRENT BARGRAPH, 20 SEGMENT

0 - 100MA GRID CURRENT BARGRAPH, 8 SEGMENT

SCALES FOR THE HIGH POWER VERSION INCLUDE;

4.8 KW POWER BARGRAPH, ONE HALF OF MULTIMETER, 20 SEGMENT

0 - 6 KV PLATE VOLTAGE BARGRAPH, ONE HALF OF MULTIMETER, 20 SEGMENT

600 WATT REFLECTED POWER BARGRAPH, 10 SEGMENT

0 - 2.0 AMP PLATE CURRENT BARGRAPH, 20 SEGMENT

0 - 150 MA GRID CURRENT BARGRAPH, 8 SEGMENT

STANDARD FEATURES ALL VERSIONS;

ZERO CENTER TUNE BARGRAPH, 20 SEGMENT

14 FAULT AND STATUS LEDS

HIGH REFLECTED POWER FAULT INTERFACED WITH TRIODE CONTROL BOARD, AUTO-RESET

ATTRACTIVE SILK-SCREENED TINTED PLEXIGLAS LENS

SUITABLE FOR HOMEBREW OR COMMERCIAL RETROFIT

ALL BOARD CONNECTIONS VIA .100 HEADERS 

SMALL SIZE, 4 X 8 X 1 INCHES (WDH)

CUSTOM METER SCALES AVAILABLE 

COMPLETE PARTS LIST AND INSTRUCTIONS INCLUDED

AVAILABLE AS COMPLETE KIT

 

THE DS1-PS POWER SUPPLY PROVIDES ALL THE NECESSARY OPERATING VOLTAGES FOR THE DISPLAY BOARD .   POWER SUPPLY SCHEMATICS ARE PROVIDED FOR THOSE WHO WISH TO BUILD THEIR OWN.

 


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