Silicon ChipPartShop - April 2020 SILICON CHIP
  1. Outer Front Cover
  2. Contents
  3. Publisher's Letter: "Second sourcing" should be applied to more than electronics
  4. Feature: Grid-scale energy storage by Dr David Maddison
  5. Project: A DIY Reflow Oven Controller for modern soldering by Phil Prosser
  6. Review: 900MHz Touchscreen Vector Network Analyser by Allan Linton-Smith
  7. Project: Two new 7-band Audio Equalisers for hifi, PA and more! by John Clarke
  8. Serviceman's Log: It would be a waste of parts by Dave Thompson
  9. Project: Programmable Temperature Control with a Peltier, Part 2 by Tim Blythman & Nicholas Vinen
  10. Project: Frequency Reference Signal Distributor by Charles Kosina
  11. Review: Tecsun Radio’s new HF SDR Amateur Transceiver by Ross Tester
  12. Product Showcase
  13. Vintage Radio: Tecnico 1050 by Associate Professor Graham Parslow
  14. PartShop
  15. Market Centre
  16. Advertising Index
  17. Notes & Errata: AM/FM/CW Scanning HF/VHF RF Signal Generator, June-July 2019
  18. Outer Back Cover

This is only a preview of the April 2020 issue of Silicon Chip.

You can view 40 of the 104 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 "A DIY Reflow Oven Controller for modern soldering":
  • DSP Crossover CPU PCB [01106193] (AUD $5.00)
  • DSP Crossover LCD Adaptor PCB [01106196] (AUD $2.50)
  • DIY Reflow Oven Controller PCB Set (AUD $12.50)
  • DSP Crossover front panel control PCB [01106195] (AUD $5.00)
  • PIC32MZ2048EFH064-I/PT programmed for the DIY Reflow Oven Controller [2910420A.HEX] (Programmed Microcontroller, AUD $30.00)
  • Pulse-type rotary encoder with pushbutton and 18t spline shaft (Component, AUD $3.00)
  • 128x64 Blue LCD screen with KS0108-compatible controller (Component, AUD $30.00)
  • ST7920 driver for PIC32MZ projects (Software, Free)
  • Firmware (HEX) and source code for the DIY Oven Reflow Controller [2910420A.HEX] (Software, Free)
  • DSP Active Crossover/DDS/Reflow Oven PCB patterns (PDF download) [01106191-6] (Free)
  • DIY Solder Reflow Oven drilling, cutting and folding diagrams (PDF download) (Panel Artwork, Free)
Articles in this series:
  • A DIY Reflow Oven Controller for modern soldering (April 2020)
  • A DIY Reflow Oven Controller – Part 2 (May 2020)
Items relevant to "Two new 7-band Audio Equalisers for hifi, PA and more!":
  • 7-Band Mono Equaliser PCB [01104201] (AUD $7.50)
  • 7-Band Stereo Equaliser PCB [01104202] (AUD $7.50)
  • 7-Band Mono and Stereo Equaliser patterns (PDF download) [01104201-2] (PCB Pattern, Free)
Items relevant to "Programmable Temperature Control with a Peltier, Part 2":
  • Thermal Regulator Interface PCB [21109181] (AUD $5.00)
  • Thermal Regulator Peltier Driver PCB [21109182] (AUD $5.00)
  • Hard-to-get parts for the Thermal Regulator Peltier Driver shield (Component, AUD $30.00)
  • Firmware (Arduino sketch and libraries) for the Thermal Regulator (Software, Free)
  • Thermal Regulator PCB patterns (PDF download) [21106181-2] (Free)
Articles in this series:
  • Programmable Thermal Control with a Peltier (March 2020)
  • Programmable Temperature Control with a Peltier, Part 2 (April 2020)
Items relevant to "Frequency Reference Signal Distributor":
  • Reference Signal Distributor PCB [CSE200103A] (AUD $7.50)
  • Reference Signal Distributor PCB pattern (PDF download) [CSE200103] (Free)

Purchase a printed copy of this issue for $10.00.

SILICON CHIP .com.au/shop ONLINESHOP PCBs, CASE PIECES AND PANELS BATTERY ISOLATOR CONTROL PCB ↳ MOSFET PCB (2oz) MICROMITE LCD BACKPACK V3 CAR RADIO DIMMER ADAPTOR PSEUDO-RANDOM NUMBER GENERATOR 4DoF SIMULATION SEAT CONTROLLER PCB ↳ HIGH-CURRENT H-BRIDGE MOTOR DRIVER MICROMITE EXPLORE-28 (4-LAYERS) SIX INPUT AUDIO SELECTOR MAIN PCB ↳ PUSHBUTTON PCB ULTRABRITE LED DRIVER HIGH RESOLUTION AUDIO MILLIVOLTMETER PRECISION AUDIO SIGNAL AMPLIFIER TINY LED XMAS TREE (GREEN/RED/WHITE) SUPER-9 FM RADIO PCB SET ↳ CASE PIECES & DIAL HIGH POWER LINEAR BENCH SUPPLY ↳ HEATSINK SPACER (BLACK) JUL19 JUL19 AUG19 AUG19 AUG19 SEP19 SEP19 SEP19 SEP19 SEP19 SEP19 OCT19 OCT19 NOV19 NOV19 NOV19 NOV19 NOV19 05106191 05106192 07106191 05107191 16106191 11109191 11109192 07108191 01110191 01110192 16109191 04108191 04107191 16111191 06109181-5 SC5166 18111181 SC5168 Subscribers get a 10% discount on all orders for parts $7.50 $10.00 $7.50 $5.00 $5.00 $7.50 $2.50 $5.00 $7.50 $5.00 $2.50 $10.00 $5.00 $2.50 $25.00 $25.00 $10.00 $5.00 DIGITAL PANEL METER / USB DISPLAY ↳ ACRYLIC BEZEL (BLACK) UNIVERSAL BATTERY CHARGE CONTROLLER BOOKSHELF SPEAKER PASSIVE CROSSOVER ↳ SUBWOOFER ACTIVE CROSSOVER ARDUINO DCC BASE STATION NUTUBE VALVE PREAMPLIFIER TUNEABLE HF PREAMPLIFIER 4G REMOTE MONITORING STATION LOW-DISTORTION DDS (SET OF 5 BOARDS) NUTUBE GUITAR DISTORTION / OVERDRIVE PEDAL THERMAL REGULATOR INTERFACE SHIELD ↳ PELTIER DRIVER SHIELD NOV19 NOV19 DEC19 JAN20 JAN20 JAN20 JAN20 JAN20 FEB20 FEB20 MAR20 MAR20 MAR20 18111182 SC5167 14107191 01101201 01101202 09207181 01112191 06110191 27111191 01106192-6 01102201 21109181 21109182 $2.50 $2.50 $10.00 $10.00 $7.50 $5.00 $10.00 $2.50 $5.00 $20.00 $7.50 $5.00 $5.00 DIY REFLOW OVEN CONTROLLER (SET OF 3 PCBS) 7-BAND MONO EQUALISER ↳ STEREO EQUALISER REFERENCE SIGNAL DISTRIBUTOR APR20 APR20 APR20 APR20 01106193/5/6 01104201 01104202 CSE200103 $12.50 $7.50 $7.50 $7.50 NEW PCBs PRE-PROGRAMMED MICROS As a service to readers, Silicon Chip Online Shop stocks microcontrollers and microprocessors used in new projects (from 2012 on) and some selected older projects – pre-programmed and ready to fly! Some micros from copyrighted and/or contributed projects may not be available. $10 MICROS ATtiny816 PIC12F202-E/OT PIC12F617-I/P PIC12F675-E/P PIC12F675-I/P PIC12F675-I/SN PIC16F1455-I/P PIC16F1459-I/P PIC16F88-I/P PIC16LF88-I/P $15 MICROS ATtiny816 Development/Breakout Board (Jan19) Ultrabrite LED Driver (with free TC6502P095VCT IC, Sept19) Trailing Edge Dimmer (Feb19), Steering Wheel to IR Adaptor (Jun19) Car Radio Dimmer Adaptor (Aug19) Courtesy LED Light Delay (Oct14), Fan Speed Controller (Jan18) Motor Speed Controller (Mar18), Heater Controller (Apr18) Useless Box IC3 (Dec18) Tiny LED Xmas Tree (Nov19) Microbridge and BackPack V2 / V3 (May17 / Aug19) USB Flexitimer (June18), Digital Interface Module (Nov18) GPS Speedo/Clock/Volume Control (Jun19) Five-Way LCD Panel Meter / USB Display (Nov19) Deluxe Frequency Switch (May18), Useless Box IC1 (Dec18) Remote-controlled Preamp with Tone Control (Mar19) UHF Repeater (May19), Six Input Audio Selector (Sept19) Universal Battery Charge Controller (Dec19) GPS-synchronised Analog Clock Driver (Feb17) ATmega328P RF Signal Generator (Jun19) PIC16F1459-I/SO Four-Channel DC Fan & Pump Controller (Dec18) PIC32MM0256GPM028-I/SS Super Digital Sound Effects (Aug18) PIC32MX170F256D-501P/T 44-pin Micromite Mk2 (Aug14), 4DoF Simulation Seat (Sept19) PIC32MX170F256B-50I/SP Micromite LCD BackPack V1-V3 (Feb16 / May17 / Aug19) GPS Boat Computer (Apr16), Micromite Super Clock (Jul16) GPS-Synched Frequency Reference (Nov18), Air Quality Monitor (Feb20) PIC32MX270F256B-50I/SP ASCII Video Terminal (Jul14), USB M&K Adaptor (Feb19) $20 MICROS PIC32MX470F512H-I/PT Stereo Echo/Reverb (Feb 14), Digital Effects Unit (Oct14) PIC32MX470F512H-120/PT Micromite Explore 64 (Aug 16), Micromite Plus (Nov16) PIC32MX470F512L-120/PT Micromite Explore 100 (Sept16) $30 MICROS PIC32MX695F512L-80I/PF PIC32MZ2048EFH064-I/PT Colour MaxiMite (Sept12) DSP Crossover/Equaliser (May19), Low-Distortion DDS (Feb20) DIY Reflow Oven Controller (Apr20) SPECIALISED COMPONENTS VARIOUS MODULES & PARTS - AD8495 thermocoupler interface (DIY Reflow Oven Controller, Apr20) - WS2812 8x8 RGB LED matrix module (El Cheapo Modules, Jan20) - Si8751AB 2.5kV isolated Mosfet driver IC (Charge Controller, Dec19) - I/O expander modules (Nov19): PCA9685 – $6.00 ¦ PCF8574 – $3.00 ¦ MCP23017 – $3.00 - SMD 1206 LEDs, packets of 10 unless stated otherwise (Tiny LED Xmas Tree, Nov19): yellow – $0.70 ¦ amber – $0.70 ¦ blue – $0.70 ¦ cyan – $1.00 ¦ pink (1 only) – $0.20 - ISD1820-based voice recorder / playback module (Junk Mail, Aug19) - 23LCV1024-I/P SRAM & MCP73831T (UHF Repeater, May19) - MCP1700 3.3V LDO regulator (suitable for USB M&K Adapator, Feb19) - LM4865MX amplifier & LF50CV regulator (Tinnitus/Insomnia Killer, Nov18) - 2.8-inch touchscreen LCD module with SD card socket (Tide Clock, Jul18) - ESP-01 WiFi Module (El Cheapo Modules, Apr18) - MC1496P double-balanced mixer (AM Radio Transmitter, Mar18) - WiFi Antennas with U.FL/IPX connectors (Water Tank Level Meter with WiFi, Feb18): 5dBi – $12.50 ¦ 2dBi (omnidirectional) – $10.00 - NRF24L01+PA+NA transceiver, SNA connector & antenna (El Cheapo, Jan18) - WeMos D1 Arduino-compatible boards with WiFi (Sep17, Feb18): ThingSpeak data logger – $10.00 | D1 R2 with external antenna socket – $15.00 - ERA-2SM+ MMIC & ADCH-80A+ choke (6GHz+ Frequency Counter, Oct17) - VS1053 Geeetech Arduino MP3 shield (Arduino Music Player, Jul17) - 1nF 1% MKP (5mm) or ceramic capacitor (LC Meter, Jun18) - MAX7219 red LED controller boards (El Cheapo Modules, Jun17): 8x8 SMD/DIP matrix display – $5.00 ¦ 8-digit 7-segment display – $7.50 - AD9833 DDS modules (Apr17): gain control (DDS Signal Generator) – $25.00 ¦ no gain control – $15.00 $10.00 $15.00 $5.00 $4.00 $11.50 $1.50 $10.00 $22.50 $5.00 $2.50 DCC BASE STATION HARD-TO-GET PARTS (CAT SC5260) (JAN 20) SUPER-9 FM RADIO (NOV 19) Two BTN8962TA motor driver ICs & one 6N137 opto-isolator CA3089E IC, DIP-16 (SC5164) MC1310P IC, DIP-14 (SC4683) 110mm telescopic antenna (SC5163) Neosid M99-073-96 K3 assembly pack (two required) (SC5205) $30.00 $3.00 $5.00 $7.50 $6.00 ec. TINY LED XMAS TREE COMPLETE KIT (SC5180) (NOV 19) Includes PCB, micro, CR2032 holder (no cell), 12 red, green and white LEDs plus four extra 100W resistors and all other parts. Green, red or white PCBs are available. $14.00 MICROMITE EXPLORE-28 (CAT SC5121) Complete kit – includes PCB plus programmed micros and all other onboard parts Programmed micro bundle – PIC32MX170F256B-50I/SO + PIC16F1455-I/SL (SEPT 19) $30.00 $20.00 $5.00 MICROMITE LCD BACKPACK V3 (CAT SC5082) $15.00 $20.00 $2.50 GPS SPEEDO/CLOCK/VOLUME CONTROL (JUN 19) SUPER DIGITAL SOUND EFFECTS KIT (CAT SC4658) (AUG 18) (AUG 19) KIT – includes PCB, programmed micros, 3.5in touchscreen LCD, laser-cut UB3 lid, mounting hardware, SMD Mosfets for PWM backlight control and all other mandatory on-board parts $75.00 1.3-inch 128x64 SSD1306-based blue OLED display module (Cat SC5026) MCP4251-502E/P dual-digital potentiometer (Cat SC5052) PCB and all onboard parts, but no SD card, cell or battery holder $15.00 $3.00 $40.00 $10 flat rate for postage within Australia. Overseas? Place an order via our website for a quote. All items subect to availability. Prices valid for month of magazine issue only. All prices in Australian dollars and included GST where applicable. PAYPAL (24/7) INTERNET (24/7) MAIL (24/7) PHONE – (9-5:00, Mon-Fri) eMAIL (24/7) To Use your PayPal account siliconchip.com.au/Shop Your order to PO Box 139 Call (02) 9939 3295 with silicon<at>siliconchip.com.au Place siliconchip.com.au Australia’s electronics magazine April silicon<at>siliconchip.com.au Collaroy NSW 2097 with order 2020  99 & credit card details Your You can also order and pay by cheque/money order (Orders by mail only). Make cheques payable to Silicon Chip Publications. Order: 04/20