Star Tech Journal

Issue: 1984-September-October - Vol 6 Issue 7

SEPTEMBER/OCTOBER MENU
NEWS BITS:The Gigabit RAM , World's Fastest IC's Use Gallium Arsenide,
1,000 Charge Cycles in Carson-Lithium Cell, Cleveland Coin Introduces
the Univid 1000 Test Fixture, Powerful Video- Processor ICs Start to
Appear ... page 3
Electrostatic Facts & Figures ... page 4
Discussing Video Game Options .. page 4
Monroe Birdie King 2 Object Detection Board ... page 6
Williams New Flipper Assemblies ... page 6
Zaccaria Devil Riders Options ... page 7
Free Catalog of Hard to Find Tools .. . page 7
Electrohome Monitor Modification: Horizontal Sync Adj ... page 7
On The Service Trail: Rowe R-85 Juke Box Danger, Survival in '85,
Locks .. Beware! ... page 8
Williams Pennant Fever: Setting the Game to Award Innings instead oi
Credit, CPU -Board Field Mod, Random Pitch on Two-Player Games, Magnet
Coil Burnout Cure ... pages 10-11
Laserdisc Repair: Part 5: Solid State Laserdisc Players .. . pages 12-13
Atari Star Wars Amplifone Monitor Flyback Test ... page 13
Bally Midway Wizard of Wor 1 Coin/2 Plays Mod ... page 13
Nintendo Punch -Out!! Power Supply Anti-Oscillation Mod ... page 14
Cinematronics Dragon 's Lair/ Space Ace 1 Coin / 1 Coin Play Modification
Addendum ... page 14
New-Tone Electronics New Flame-Proof Resistors ... page 14
Stern's Free Fall Pinball Adds Players/Goes Into Game Over
Problem ... page 15
ETA Selects Radar Technician as Technician of the Year ... page 15
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Star•Tech Journal 5th Annual Reader Survey Results 1984 ... pages 16-18
Atari Star Wars Shorted Output Transistors ... page 18
Bally Midway Service Bulletins: Black Pyramid Attract Mode Sound
Shut-Off, Black Pyramid Game Manual Correction, Two Tigers Tape Player
1/0 Mod .. . page 19
New System Preview: Monroe's Birdie King 2 ... pages 20-21
Stern Cliff Hanger Power Up Problems .. . page 21
Star•Bay's 10 Hottest/"Blue Book" Listings .. . page 22
Service Tips From Pro-Circuitry, the Main Circuit in Customer Service
.. . pages 23-24
The Tax Reform Act of 1984 and Depreciation .. . pages 24-25
Monroe Birdie King 2 Video Display Tearing ... page 25
Murphy's Law #607 ... page 25
Tech Shop Profile: Music Vend Distributing ... page 26
Nintendo VS. System Upright Monitor lnterchangeability .. . page 27
Get the Most Out of a Convention or Trade Show: Info-Wise, Fun-Wise,
Tax-Wise .. . pages 28-29
In Other Words: Convertible Atari Games ... page 29
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96£ X0>3 Od
:JNI 1.S3M 0:J7IS
THE BECKMAN
DM25
Digital Features ...
at an Analog
Price
Instant
Continuity
Beeper
Dual Voltage
Selector Switch
for Resistance
Tests
Diode Transistor
Test Function
I
Conductance
Capability
The Beckman DM25 digital multimeter gives
you a wide range of features at a down-to-
earth price.
Features like ...
• Five AC and DC voltage and current ranges
• Six resistance ranges
• A diode test function to test junction forward
bias
• An instant continuity beeper to make circuit
tracing easy
• A capacitance test function
• Dual voltages for in-circuit or out-of-circuit
resistance tests
• Conductance to measure extremely high
resistance values
• Auto-polarity, auto-zero and auto-decimal
capabilities to eliminate guesswork
• A single function- and range-selector switch
for sure and easy use
This pocket-size meter is the best, low-cost
digital multimeter you can buy. It measures
approximately 53/a'' in length, 3¼" in width and
less than¼" high. It weighs only 5.75 ounces
including battery.
Also included with your DM25 is a test lead
set, spare fuse (2A), a 9V battery and
instruction manual. Your meter is backed by
the Beckman warranty.
ONLY$79.95
You can purchase your Beckman DM25 by
filling out the coupon and sending your check
or money order to Star•Tech Journal, P.O. Box
1065, Merchantville, NJ 08109. Sta~Tech
Journal is an authorized Beckman distributor.

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