This is only a preview of the March 1993 issue of Silicon Chip. You can view 44 of the 96 pages in the full issue, including the advertisments. For full access, purchase the issue for $10.00 or subscribe for access to the latest issues. Items relevant to "Low-Cost Audio Mixer For Camcorders":
Items relevant to "Test Yourself On The Reaction Trainer":
Articles in this series:
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. . . . . T CENIRE
Cash in your surplus gear. Advertise it here in Silicon Chip.
ANTIQUE RADIO
ANTIQUE RADIO restorations. Your
one-stop radio repair shop. Specialising
in restoring vintage radios, including
chassis rewiring, re-condensing, quality
new parts, valves, valve sockets,
speakers, power & audio transformers.
Secondhand radio dials & parts for most
brands & models. About 400 radios in
stock for sale, restoration & parts. Every
restored wireless is covered by a 2year warranty on parts & labour. We
restore damaged woodwork & cabinets
& French polish (approx. 40 coats).
Vintage car radios available for sale or
restoration. Repairs done on tape decks.
r-------------------------,
CLASSIFIED ADVERTISING RATES
Advertising rates for this page: Classified ads: $10.00 for up to 15 words plus 40
cents for each additional word. Display ads (casual rate): $20 per column
centimetre (Max. 10cm). Closing date: five weeks prior to month of sale.
To run your classified ad, print it clearly in the space below or on a separate sheet
of paper & send it with your cheque or credit card details to: Silicon Chip
Classifieds, PO Box 139, Collaroy Beach, NSW 2097. Or fax the details to (02)
979 6503.
Open Sat. 10am-5pm; Sun. 12.30-5pm.
109 Cann St, Bass Hill, NSW 2197.
Phone (02) 645 3173 BH or (02) 726
1613AH.
FOR SALE
WEATHER FAX programs for IBM X,T/
ATs *** "RADFAX2" $35 is a high resolution, shortwave fax, Morse & RTTY
receiving program. Suitable for CGA,
EGA, VGA and Hercules cards (state
which). Needs SSS HF radio & Radfax
decoder. *** "SATFAX" $45 is a NOAA,
Meteor & GMS weather satellite picture
receiving program. Needs EGA or VGA
plus "WEATHER FAX" PC card. ***
"MAXISAT" $75 is similar to SATFAX
but needs 2Mb expanded memory
(EMS 3.6 or 4.0) and 1024 x 768 SVGA
card. All programs are on 5.25-inch or
3.5-inch disks (state which) & include
documentation. Add $3 postage . Only
from M. Delahunty, 42 Villiers St, New
Farm, Old 4005. Phone (07) 358 2785.
AN INTERFACE to control the outside
world from a PC parallel port. 32 bits in,
32 bits out. Units can be cascaded.
Short form kit includes software examples. $35 or send $2 for my 3.5-inch
promo disk. Don McKenzie, 29 Ellesmere Crescent, Tullamarine 3043.
Phone (03) 338 6286.
Enclosed is my cheque/money order for $_ _ __
O Bankcard
L
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O Visa Card
O Master Card
or please debit my
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Card No.
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Signature_ _ _ _ _ _ __ _ ___ Card expiry date_ _~ /_ __ I
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Name _ _ _ __ __ _ __ _ _ __ _ _ _ _ _ _ __ __
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Street _ _ _ _ _ __ __ _ _ _ __ __ _ _ __ _ __ _
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Suburb/town _ _ _ _ __ _ _ _ _ _ _ Postcode_ _ _ __ _
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SILICON CHIP
40 MOTOROLA VOLTAIC PANELS:
6.5V 15W 60cm sq. System 26V 25A
(650W). 200UB frame mount with sliding protective cover. Array complete
$4250.00 ono. Further info PO Box 501,
Mudgee2850. Phone(063)726118.
UNUSUAL BOOKS: electronic devices,
fireworks, locksmithing, radar invisibility, surveillance, self-protection, unusual
chemistry and more. For a complete
catalog send 95c in stamps to: Vector
Press, Dept S, PO Box 434, Brighton
SA 5048.
VINTAGE RADIO PARTS and valves:
we stock many new receiving and transmitting valve types, spare parts, complete radios and sundry items. Send
45c stamp for price list to Airwave Ra-
SURPLUS COMPONENT SALE
STOCK QTYS LIMITED, NO BACK ORDERS
2N3055
$1.20
RESISTORS
TIP30C
$0.50
MOST VALUES AVAIL.
TIP122
$1.20
1/4WM/FILM
$3/100
2N7000
$1.50
1/3W CARBON · $2/100
2SC2240
$0.60
1/2W CARBON
$41100
VN88
$2.00
1W CARBON
$51100
3N170
$1.50
2WCARBON
$81100
2N5954
$1.50
5W WIREWOUND
$0.30
2N3440
$1.20
1OW RESISTORS
$0.60
7906C
$0.50
100uF10VTANT
$1.50
LM3900
$0.50
C&K 1201 SW
$0.50
27C41
$1.00
8W DIL SW
$2.00
68681
$7.00
CD22100 IC
$2.50
747CJ
$0.80
78l12, 79L12
$0.50
8251
$3.00
8259
$4.00
VALVES
A25 THERMISTOR
$3.00
3A4
$8.00
MCT275 OPTO
$1.20
417A
$8.00
MOC3020 OPTO
$2.00
5651
$8.00
MOC8050 OPTO
$1.50
5R4GY
$8.00
74C161
$2.00
EL32
$8.00
74HC74
$0.70
ONE ONLY TBL 12/30 TRANSMIT TUBE
$2500.00
PHONE OR MAIL ORDERS, CREDIT CARDS ACCEPTED FOR
ORDERS $20 & OVER, DISCOUNTS FOR QUANTITY ORDERS
SECONTRONICS
PO BOX 2215, BROOKSIDE, OLD 4053, PHONE (07) 3551314
143 GRAYS RD, ENOGGERA, OLD 4051, FAX (07) 8551014
SHOP OPEN SATURDAY 9AM · 4PM AH (07) 8551880
dio Restoration, PO Box 333, North
Hobart, Tas 7000.
WE HAVE THE following items for sale,
following completion of various contracts. HP 141 T spectrum analyser systems with various plug-ins, R1200 service monitors, AWA noise and distortion
meters, signal generators, Tektronix
7000 series oscilloscopes, other items
too numerous to mention. Call, write or
fax Av-Comm Pty Ltd, PO Box 225,
Balgowlah 2093 . Phone (02) 949 7417
or 948 2667. Fax (02) 949 7095.
SPRINKLER CONTROLLER KITS:
standard and enhanced versions have
new PCB layout with optional program
A/program B operation. Very reliable
and versatile designs control eight stations and have 32 programmable start
and run times. Can be used to control
just about anything (refer SILICON CHIP,
July 92). All settings stored in EEPROM.
Kits come complete with LCD and case.
Standard version: $135 . Enhanced version uses 60708U3 and has built in
calendar, allowing day Qf fortnight watering (ie, SA. SU, MO, etc), externally
triggerable cycles and rain switch capability: $175. Requires 24V AC to run.
Relays extra at $3.75 each (requires 9
for full kit) . JOCKEY PCB UPGRADE
KIT: upgrade your present version (PCB
SPV3 or SPV4) to the features of the
enhanced version. $49. SIMPLE
68705P3/U3 PROGRAMMER PCB:
needs a programmed EPROM or use it
with a ROM emulator: $27. All prices
include p&p. Kits and further info available from Graham Blowes, 38 Garnet
I
MEMORY & DRIVES
ICL 286 Board
PRICES AT JAN. 18TH, 1993
All in one board with two serial,
printer, IBM keyboard, high den·
sity floppy & IDE mono video
interface. Up to 4Mb RAM,
80286-16cpu, MS-DOS compatible, 130 page manual, small
size 170mm x 255mm.
Laptop power supply 240V 5Vf
3A 12V/3A
$89
$299
lnfrared sets, 1 each IR LED,
diode & IDC header
$1
Ampro little PC
Audio IC hybrids STK043-25 or
STK058-40W
$9.95
SIMM
1Mb x 9,
1Mbx3
4Mb x 9
4Mb x 8
70ns
70ns
70ns
sons
$54
$52
$205
$182
DRAM DIP
1 x 1Mb
256 X 4
41256
1Mb x 4
70ns
70ns
sons
Zor D
$5.80
$6.00
$2
$24
DRIVES
SEAG 42Mb
SEAG 89Mb
SEAG 107Mb
SEAG 130Mb
SEAG 245Mb
28ms
14ms
15ms
16ms
12ms
$255
$350
$385
$415
$635
IBM PS.2
50/55/70
70135
90/95
2Mb
4Mb
4Mb
$130
$220
$220
TOSHIBA
T3200SX
T44/6400
T5200
4Mb
4Mb
2Mb
$240
$_240
$150
MAC
2MbSI & LC
4Mb P'Book
$108
$270
CO-PROCESSORS
387SX 20I25 IIT
$13015
387DX All Inlet
$140
EPROMS
27C 4Mb15
$16
Sales tax 20%. Overnight delivery. Credit cards welcome.
All in one NEC V40 CPU board,
MS-DOS compatible, high density floppy. SCSI hard disk, 2
senal, printer, solid stale hard
disk, IBM keyboard intertace,
(4W), CMOS single +5V rail, up
to 768Kb RAM, 384Kb ROM,
145mm x 250mm , 98-page
manual.
$299
Ring for Latest Prices
1st Floor, 100 Yarrara Rd, PO Box 382, Pennant HIiis, 2120.
Tel:(02)9806988
Fax: (02) 9B0 6991
A lK
.11...LY.l
p► DTH'
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TRANSFORMER REWINDS
Fujitsu 40Mb hard
disks $269
Microbyte-PC230 v30 CPU
board, 1Mb RAM installed, 2
serial, printer, 720Kb floppy,
SCS1 hard disk, EGA video,
IBM kb intertace, made in Australia, surplus
$185 ea
720Kb Floppy Drives
$55
TRANSFORMER REWINDS
1.44Mb Floppy Drives
$89
St, Niddrie, 3042. Phone (03) 337 1917
(a/h); (03) 575 3349 (b/h); fax (03) 575
3369.
THE HOMEBUILT DYNAMO: (plans)
brushless, 1000 watt at 740 revs. $A85
postpaid airmail from Al Forbes, PO
Box 3919 - SC, Auckland, New Zealand. Phone Auckland (09) 818 8967
anytime.
KIT REPAIRS· & Construction Service.
Fixed price servicing for all kits . No job
too small. Ph (02) 649 2134 after 5pm.
MUSIC ON HOLD KIT: SC Sept.1990.
This unit is simply connected across
the existing telephone line. Press the
"Hold" button and your caller will have
music on hold, press the release button
to restore the conversation. Captures
the line when activated and an inbuilt
INTELSTAT - International S9tellite (Television) Receiving System (movies,
sport, news). Commercial 4.8-metre
solid dish plus system electronics package. Can see operating. $3995 .00 ono.
Phone Rod (08) 387 0372.
We buy surplus computer &
electronic products, bankrupt
stock and components.
p C Computers
"
'
Taped components by the metre app 200pcs, tants, caps,
zeners, diodes, resistors
$5.95/metre
600-600 ohm audio output
transformers PCB mount 18Hz38kHz.
$9.95
Kits
Max 110 kit for PCs, 7 relays,
ADC, DAC, stepper driver, TTL
inputs, with sof~vare
$169
PC 110 card with 8255 chip 24
110 lines programmable as inputs or outputs
$69
ALL TYPES OF TRANSFORMER REWINDS
Reply Paid No.2, PO Box 438, Singleton, NSW
2330. Ph: (065) 76 1291. Fax: (D65) 76 1 DD3.
Bargains
1.5 watt AM broadcast transmitter XTAL locked
$49
2.5 watt FM broadcast transmitter 88-108MHz.
$49
Digi-125 audio power amp (over
19,000 sold since 1987)
50 watV8 $14 125 watV4 $19
New 200 watV2 version $29
lnfrared relay kit
$9
Remote control tester
$4
36 Regent s1, Kensington,
SA. Phone (08) 332 6513.
FIX-A-KIT
KIT REPAIR & CONSTRUCTION
3 MONTHS WARRANTY ON REPAIRS
12 MONTHS WARRANTY ON CONSTRUCTION
TECHNICAL ASSISTANCE
HVCAL ELECTRONICS
Design. Manufacture & Repair of Electronic
Equipment
(02) 633 5477
pulser and a flashing LED remind you
that the hold function is activated. Will
even release the line after a few minutes in case you forget that you left
somebody on hold. Just add an inexpensive radio for a complete system.
The radio is switched by this unit to
1
conserve its batteries. On special at
$30. For the complete kit without the
case, 12V DC plugpack: $12.00. Cat
No GK116. * 16 CHANNEL UHF REMOTE CONTROL: see EA Nov 88-Jan
89. One transmitter kit, one receiver kit,
& one 4-channel relay driver kit, priced
to clear at a total price of $90 . Ref
XXFEB9401 . * 1-inch CRO TUBE: new
1-inch CRO tube, plus a connecting
diagram, plus a simple experimental
circuit. Very limited quantities: $30. Ref
MARCH
1993
95
LOCAL TRADES & SERVICES
JV Tuners - Repairs
* Tuner repairs for TVs & VCRs *
•
•
•
•
Shorted Turns Tester
High Voltage Probe
Degaussing Wand
Remote Control Tester
Altronics ............................... . 54-56
Transformer Re.winds
For all types of
transformer rewinds.
(02) 7741154 Fax (02) 7741154
(065) 761291 Fax (065) 761003
Ian J Truscott's
Electronic World
EEM Electronics
Antique Radio Restorations .... ... 94
A-One Electronics ....... ........ . 12-15
Autotron Australia ..... .. ... .. .. ....... . 46
Av-Comm ............................ ....... 67
David Reid Electronics ........ ...... 19
Mail or credit card facilities
Printed circuit board assemhl)·,
switch mode power supplies repaired.
Design work from start to finish.
Ring anytimc 9am-9pm Mon-Sun.
(03) 7233344 Fax (03) 4192808
(03) 4011393
For service & repair work
Advertising Index
Dick Smith Electronics .. ........ 68-71
EEM Electronics ... ..... ..... ..... ... ... 96
Electronic World .. ....... .... ...... 53,96
Harbuch Electronics .... ....... ....... 73
Hycal Instruments .... .. ................ 96
Jaycar .. ... ............. ...... .... .... ... 48-49
Silicon Chip
T.A. Mowles
To advertise your products or
services, please call Sharon on
Printed circuit boards for· the
hobbyist.
For service & enquiries contact:
(02)9795644(018)285532
(08) 3265590
JV Tuners .. ..... .. .. ........... ... ......... 96
Oatley Electronics .... .... ..... 3,39,96
PC Computers ... ..... .... ....... .. ...... 96
Pelham ............................... ... .... 95
Peter C. Lacey Services ............ 42
Philips Test & Measurement .... IFC
XXFEB9402. * FIBRE OPTIC CABLE:
high quality fibre optic cable, single
fibre <at> $2/metre or 10 metres for $15,
dual fibre <at> $4/metre or 10 metres for
$30. Ref XXFEB9403. * SWITCHED
MODE POWER SUPPLIES: compact
enclosed ex-Telecom supplies. Dimensions: 300 x 90 x 180mm. Unregu lated
input: 30-50V, regulated input of 12V<at>
6A or 5V <at> 40A; two different units.
Limited stocks <at> $28 ea. P&P $7
(Heavy!). Specify type when ordering.
Ref XXFEB9404. * SOLAR LIGHTING
BARGAIN: (EA Nov. 92). This kit has
three separate sections that are contained on one PCB but can be separated: (1) a crystal locked ultrasonic
movement detector, (2) a fluorescent
tube inverter (4-20W) with logic circuitry,
(3) a solar battery charging regulator &
an incandescent lamp switcher-pulser,
which employs a Mosfet switch . As a
package special , we are offering the
complete kit for the three sections plus
six 6V/1 W solar panels for a total cost
of only $99! Ref XXJAN93104.
* SWITCHES: high quality miniature
enclosed, Italian (FEME) 1, 2, 3 & 5pole, 12-position switches: $2.80 ea or
10 for $20. Ref XXJAN93105 . Major
96
SILICON CHIP
cards accepted with phone & fax orders. Total cost of certified p&p: Australia'$5, NZ (airmail) $10. Oatley Electronics, PO Box 89, Oatley, 2223. Phone
(02) 579 4985. Fax (02) 570 7910.
WANTED
SCULPTOR NEEDS AMATEUR electronics buff, digitally competent, to help
with projects Adelaide area. No remuneration . 2B Trennery St, West Richmond.
RCS Radio ... ..... ..... ..... .... ... ...... . 96
Resurrection Radio .............. ..... . 87
Rod Irving Electronics ..... ... .. 26-31
Sanyo Australia ... ... ..... .......... OBC
Silicon Chip Binders .................. 79
Silicon Chip Back Issues ...... 88-89
T. A. Mowles ..... ... ..... .... ..... ........ 96
Tektronix .. ....... ............ ............. IBC
Transformer Rewinds ... ...... ..... 104
RC§ RADIO PTY ILTD
~i~1,~
0°i6if\!...ol Ill
:;=J I
RCS Radio Pty Ltd is the only company that manufactures and sells
every PC board and front panel
published in SILICON CHIP, ETI and
EA.
RCS Radio Pty Ltd,
651 Forest Rd, Bexley 2207.
Phone (02) 587 3491
PC Boards
Printed circuit boards for SILICON
CHIP projects are made by:
• Jemal Products, 5 Forge St,
Welshpool, WA 6106. Phone (09)
350 5555.
• Marday Services, PO Box 19-189,
Avondale, Auckland, NZ. Phone (09)
828 5730.
• RCS Radio Pty Ltd, 651 Forest
Rd, Bexley, NSW 2207. Phone (02)
587 3491.
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