This is only a preview of the April 2020 issue of Practical Electronics. You can view 0 of the 80 pages in the full issue. Articles in this series:
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BACK ISSUES
Practical
Electronics
JULY 2019
PROJECTS • Full-wave 10A
Practical
Electronics
Universal Motor Speed Controller
• Recurring Event Reminder •
Temperature Switch Mk2 • Using
Cheap Asian Electronic Modules
– Part 18 • MIDI Ultimate
Synthesiser – Part 6
FEATURES • The Fox Report •
Techno Talk • Teach-In 2019 –
Powering Electronics – Part 8 •
Net Work • PIC n’ Mix • Circuit
Surgery • Audio Out • Make it with Micromite •
Max’s Cool Beans • Electronic Building Blocks
AUGUST 2019
PROJECTS • Brainwave
Practical
Monitor • Super Digital
Electronics
Sound Effects Module – Part
1 • Control your PC with an
infrared remote • Watchdog
Alarm
FEATURES • The Fox
Report • Techno Talk • Net
See our Super
Summer Sale!
Work • Electronics for a
car dynamometer • Circuit
Surgery • Audio Out • Make it
with Micromite • Max’s Cool Beans • Electronic
Building Blocks
SEPTEMBER 2019
PROJECTS • Intelligent
Practical
Electronics
Touchscreen Lathe Speed
Controller • Twin Dipole
Guitar Speaker • Cheap Asian
Electronic Modules – Part 19
• Super Digital Sound Effects
Module – Part 2 • White Noise
Generator
See our Super
Summer Sale!
FEATURES • Techno Talk •
• Net Work • Circuit Surgery
• Audio Out • Practically
Speaking • Make it with Micromite • Max’s Cool
Beans • Electronic Building Blocks
OCTOBER 2019
PROJECTS • Programmable
GPS-synced Frequency
Reference – Part 1 •
Digital Command Control
Programmer for Decoders •
Opto-isolated Mains Relay
FEATURES • The Fox Report
• Techno Talk • Net Work •
Using Stepper Motors • Circuit
Surgery • Audio Out • Make it
with Micromite • Max’s Cool
Beans • Electronic Building Blocks
NOVEMBER 2019
PROJECTS • Programmable
Practical
Electronics
GPS-synced Frequency
Reference – Part 2 • Cheap
Asian Electronic Modules –
Part 20 • Tinnitus & Insomnia
Killer • Colour Maximite
Computer – Part 1
FEATURES • Techno Talk •
Net Work • Using Stepper
Motors • Circuit Surgery • PIC
n’ Mix • Audio Out • Make it
with Micromite • Max’s Cool Beans • Electronic
Building Blocks
DECEMBER 2019
PROJECTS • Extremely
Practical
Electronics
Sensitive Magnetometer •
Useless Box! • Four-channel
High-current DC Fan and
Pump Controller • Colour
Maximite Computer – Part 2
FEATURES • The Fox Report
• Techno Talk • Net Work
• Circuit Surgery • Using
Stepper Motors • Audio Out
• Make it with Micromite •
Max’s Cool Beans • Electronic Building Blocks
Internet-based
‘GPS’ Time Source
MIDI Ultimate
Synthesiser – Part 3
VCA, echo, noise and headphone
amplifier sections
PLUS!
Make it with Micromite
Apr 2019 £4.65
TEACH-IN 2019 – Powering Electronics
Wi-Fi transceiver module
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Micromite
Circuit Surgery
Building smart
Electronic dice
Cool Beans
Understanding
bipolar transistors
Fixing a dynamic
range problem
PIC n’ Mix
Small, cheap and
powerful PICs
WIN!
Microchip
SAM L21
Xplained Pro
Evaluation Kit
WIN!
10A Universal Motor
Speed Controller
Event
Reminder
Build the superb
PE Theremin!
PLUS!
500MHz frequency counter
MIDI Ultimate Synthesiser
Net Work, Techno Talk and Electronic Building Blocks
TEACH-IN 2019 – Powering Electronics
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Micromite
MMBASIC graphical
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Electronic
Building Blocks
Circuit Surgery
Transistor theory
and practice
Auto gadgets
Cool Beans
Designing a
4-bit computer
WIN!
Microchip
PIC-IoT WG
Development
Board
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GPS-synced
Frequency Reference
Exciting new series
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DCC Programmer
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WIN!
$50 of PCB prototyping
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Opto-isolated
Mains Relay
LS3/5A
Crossover
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Net Work – Look back to the start of the Internet
Techno Talk – Two cheers for 5G
The Fox Report – Finding free 4K content via satellite
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Micromite
Circuit Surgery
Digital inputs
and outputs
Cool Beans
Comparator
circuit design
PIC n’ Mix
Max’s amazing
4-bit computer
Small, cheap and
powerful PICs
WIN!
2× 12V Battery
Balancer
AVR-IoT WG
Development
Board
WIN!
Deluxe
Frequency Switch
USB Port Protector
MIDI Ultimate
Synthesiser – Part 4
Modulation sources
PLUS!
Net Work, Techno Talk and The Fox Report
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TEACH-IN 2019 – Powering Electronics
35MHz-4.4GHz digitally controlled oscillator
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Micromite
Dynamometer
Using sound
Mac operation
Circuit Surgery
Power electronics
for a rolling road
Cool Beans
Transistor theory
and practice
Nixie tubes
Metastability
Powerful Digital
Sound Effects
Module
WIN!
Microchip
SAM L11
Xplained Pro
Evaluation Kit
WIN!
Amazing Arduino
brainwave monitor
Control your
PC with an
IR remote
Complete the
PE Theremin
PLUS!
August 2019 £4.65
Watchdog Alarm
World’s best DIY car immobiliser
Barry Fox, Net Work and Techno Talk
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PIC n’ Mix
Electronic
Building Blocks
Connecting I2C
LCD displays
Circuit Surgery
Fonts, files and
temperature
Choosing and
identifying
stepper motors
Opto-isolated
Mains Relay
WIN!
Tinnitus &
Insomnia
Killer
Electronic
compasses
Microchip
SAM R30M
Xplained Pro
Evaluation Kit
WIN!
Build your
own retro Colour
Maximite Computer!
GPS-synced
Frequency
Reference
PLUS!
Net Work – Surveillance tech
Techno Talk – VT100 Emulator
Audio Out – Speaker building
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JANUARY 2020
Micromite
Differential
amplifiers
Fun with LEDs
Nov 2019 £4.99
WIN!
$50 of PCB prototyping
from PCBWay
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FEBRUARY 2020
The UK’s premier electronics and computing maker magazine
Audio Out
LS3/5a
crossover
Electronic
Building Blocks
Digital mains meter
Circuit Surgery
Understanding
Logic levels
Micromite
Serial data
communication
WIN!
Tiny PIC
circuits
Awesome Audio DSP
Microchip
MPLAB PICkit 4
In-Circuit
Debugger
Bipolar stepper
motor drivers
WIN!
$50 of PCB prototyping
from PCBWay
Isolated
Serial Link
Controlling an
8×8 LED matrix
Using your
Maximite
PLUS!
PIC n’ Mix – Temperature and humidity sensing
Net Work – The growth of smart metering
Techno Talk – Energy from the heavens: at night!
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PROJECTS • Audio DSP –
Practical
Electronics
Part 1 • Isolated Serial Link
• Four-channel High-current
DC Fan and Pump Controller
– Part 2 • Colour Maximite
Computer – Part 3
FEATURES • The Fox Report •
Techno Talk • Net Work • PIC
n’ Mix • Using Stepper Motors
• Circuit Surgery • Audio Out
• Make it with Micromite •
Max’s Cool Beans • Electronic Building Blocks
PROJECTS • Audio DSP – Part
Practical
Electronics
2 • Motion-Triggered 12V
Switch • USB Keyboard and
Mouse Adaptor for Micros •
Using Cheap Asian Electronic
Modules – Part 21 • Colour
Maximite Computer – Part 4
FEATURES • The Fox Report
• Techno Talk • Net Work •
Practically Speaking • Using
Stepper Motors • Circuit
Surgery • Audio Out • Make it with Micromite
• Max’s Cool Beans • Electronic Building Blocks
The UK’s premier electronics and computing maker magazine
Audio Out
Wavecor
crossover
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Reusing batteries
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Maximite: graphics,
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Feb 2020 £4.99
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Micromite
Circuit Surgery
Subroutines
and interrupts
Cool Beans
Circuit simulation
with LTspice
PIC n’ Mix
‘Micing’ an
Arduino
Small, cheap and
powerful PICs
WIN!
Wide-range
Arduino-based
LC Meter
LAN7430
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Ethernet Bridge
Evaluation
Board
MIDI Ultimate
Synthesiser – Part 5
Putting MIDI in the MIDI Ultimate
USB
Flexitimer
Build your
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PLUS!
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June 2019 £4.65
Net Work, Techno Talk and Electronic Building Blocks
TEACH-IN 2019 – Powering Electronics
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SAM R34
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LoRaWAN
Evaluation
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The UK’s premier electronics and computing maker magazine
Micromite
Electronic
Building Blocks
Build a dice
prediction game
Circuit Surgery
Cool Beans
Transistor theory
and practice
LED Clocks
Fixing
Metastability
Arduino
NFC
Shield
WIN!
Microchip
dsPIC33CH
Curiosity
Development
Board
Digital Sound
Effects Module
Micromite
Clock
NEW SERIES
Build your own
LS3/5A speakers!
White Noise Source
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Sep 2019 £4.65
Sophisticated lathe speed controller
Practically Speaking returns!
Net Work and Techno Talk
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Designing PCBs
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The UK’s premier electronics and computing maker magazine
Audio Out
Cable and
connectors
Electronic
Building Blocks
Circuit Surgery
Micromite
Understanding
Active loads
Budget data logger
Serial data
communication
WIN!
Microchip
1 Msps SAR ADC
Evaluation Kit
Extremely Sensitive Magnetometer
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Automotive Fan/
Pump Controller
Stepper motor
basic drivers
Useless Box!
Clever and fun!
Building the Colour
Maximite Computer
Dec 2019 £4.99
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Net Work – Freeview frustration
Techno Talk – The great landline switchover
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MARCH 2020
PROJECTS • Diode Curve
Practical
Electronics
Plotter • Audio DSP – Part 3
• Steam Train Whistle / Diesel
Horn Sound Generator •
Using Cheap Asian Electronic
Modules – Part 22
FEATURES • The Fox
Report • Techno Talk • Net
Work • PIC n’ Mix • Circuit
Surgery • Audio Out • Make
it with Micromite • Visual
programming with XOD • Max’s Cool Beans •
Electronic Building Blocks
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Net Work
Back-ups and
smart speakers
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Circuit Surgery
MOSFET power
switches
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The UK’s premier electronics and computing maker magazine
Audio Out
Backing
Baxandall
Infrared-sensing
Heater Controller
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JUNE 2019
PROJECTS • Wide-range
Practical
Arduino-based LC Meter • USB
Electronics
Flexitimer • Using Cheap Asian
Electronic Modules – Part 17
• MIDI Ultimate Synthesiser –
Part 5
FEATURES • Techno Talk •
Teach-In 2019 – Powering
Electronics – Part 7 • Net
Work • PIC n’ Mix • Circuit
Surgery • Audio Out • Make it
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PROJECTS • Internet-based
Practical
Electronics
‘GPS’ Time Source • Infraredsensing Heater Controller •
Using Cheap Asian Electronic
Modules – Part 15 • MIDI
Ultimate Synthesiser – Part 3
FEATURES • Techno Talk •
Teach-In 2019 – Powering
Electronics – Part 5 • Net
Work • PIC n’ Mix • Circuit
Surgery • Audio Out • Make it
with Micromite • Max’s Cool Beans • Electronic
Building Blocks
MAY 2019
PROJECTS • 2× 12V Battery
Practical
Electronics
Balancer • Deluxe Frequency
Switch • Using Cheap Asian
Electronic Modules – Part 16
• MIDI Ultimate Synthesiser –
Part 4 • USB Port Protector
FEATURES • The Fox Report •
Techno Talk • Teach-In 2019 –
Powering Electronics – Part 6 •
Net Work • PIC n’ Mix • Circuit
Surgery • Audio Out • Make it
with Micromite • Max’s Cool Beans • Electronic
Building Blocks
APRIL 2019
The UK’s premier electronics and computing maker magazine
Audio Out
Wavecor
crossover
Electronic
Building Blocks
Circuit Surgery
Strain gauge
circuit revisited
Loud voice alarm
Build this superb
diode curve
plotter
Micromite
Adding Bluetooth
functionality
Exciting new series!
Visual programming
for Arduino with XOD
WIN!
Microchip
SAM D20
Xplained Pro
Evaluation
Kit
Bluetooth – create
wireless projects for
your Micromite
Awesome Audio DSP
Toot toot!
Steam whistle
generator
PLUS!
PIC n’ Mix – Audio Spectrum Analyser design update
Net Work – Two-factor authentication and SSDs
Techno Talk – Boom time for battery traction
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