Through-Hole vs SMD for Prototyping: Which Should You Use?
A practical comparison of through-hole and surface-mount components for electronics prototyping in South Africa. Covers tools, cost, difficulty, and when each makes more sense.
Read articleThe TRX Electronics Blog
Tutorials, product guides and industry news from TRX engineers — straight from the bench in Moreleta Park.
How to Choose the Right Capacitor for Your Circuit
A practical guide to selecting capacitors for your electronics projects. Covers ceramic, electrolytic, tantalum, and film capacitor types with real specs, application advice, and common mistakes.
Read article
How to Read a Resistor Colour Code: A Practical Guide for South African Electronics Enthusiasts
A straightforward guide to reading 4-band, 5-band, and 6-band resistors. Includes the full colour code table, worked examples, and common resistor values you will see on any workbench.
Read article
SMD Soldering at Home: A Practical Guide for South African Hobbyists & Engineers
Learn surface-mount soldering with basic tools — temperature-controlled iron, flux, and tweezers. Covers drag soldering, hot air reflow, fixing bridges, and lifting pads.
Read article
How to Choose the Right Power Supply for Your Embedded Project
A practical guide to selecting, sizing, and implementing power supplies for embedded electronics — covering linear vs switching, ripple, efficiency, and common mistakes.
Read article
Infineon Technologies Components in South Africa
Infineon components in South Africa from TRX Electronics. IGBTs, power MOSFETs, CoolSiC silicon carbide and AURIX microcontrollers, with no minimum order.
Read article
TE Connectivity Components in South Africa
TE Connectivity components in South Africa from TRX Electronics. Deutsch DT connectors, AMP terminals, relays and sensors, sourced through authorised distribution.
Read article
ON Semiconductor Components in South Africa
ON Semiconductor (onsemi) components in South Africa from TRX Electronics. Power MOSFETs, IGBTs, silicon carbide and sensors, with no minimum order quantity.
Read article
Amphenol Connectors in South Africa
Amphenol connectors in South Africa from TRX Electronics. Military-spec, RF coax and SurLok power connectors, sourced through authorised distribution.
Read article
Molex Connectors in South Africa
Molex connectors in South Africa from TRX Electronics. Mini-Fit, Micro-Fit, KK and SlimStack connectors, terminals and cable assemblies, with no minimum order.
Read article
Smiths Hypertac Connectors: Hyperboloid Contact Technology for Aerospace & Defence
Smiths Hypertac hyperboloid contacts offer self-wiping reliability and MIL-spec qualification for aerospace and defence. Source Hypertac connectors in South Africa via TRX Electronics.
Read article
Arduino Boards and Components in South Africa
Buy genuine Arduino boards, shields & modules in South Africa from TRX Electronics. Uno, Mega, Nano & more. Fast delivery to JHB, CPT, DBN & nationwide.
Read article