Dual Tracking Variable Output DC Regulated Power Supply, 0 to +/-15V, 1A, with 1 digital meter for Voltage ; Coarse / Fine Control for V and Overload LEDs for + & - : Amazon.in: Industrial & Scientific
operational amplifier - Design Questions for Dual Tracking Power Supply Using 15 Volt 800mA Secondary Transformer, LM317, LM337, and Op Amp - Electrical Engineering Stack Exchange
epe EP-3000 DUAL-TRACKING DC POWER SUPPLY - PLC DCS SERVO Control MOTOR POWER SUPPLY IPC ROBOT
operational amplifier - Design Questions for Dual Tracking Power Supply Using 15 Volt 800mA Secondary Transformer, LM317, LM337, and Op Amp - Electrical Engineering Stack Exchange
Paul In The Lab: Dual Tracking Power Supply Stripboard Veroboard Layout
Paul's DIY electronics blog: Building a Bench Tracking Dual Voltage Supply
Dual power supply 1.2 - 30V 1Amp (Support Tracking) - EasyEDA open source hardware lab
A Digitally Controlled Dual Tracking Power Supply — II | Kerry D. Wong
Use a tracking power supply to improve signal-chain performance - EE Times
Extech 382285 Supply, Dual Tracking DC Power from Cole-Parmer
Dual tracking Variable mode Linear Power Supply | with working simulation - YouTube
Topward 6306D 6306 Dual Tracking DC Power Supply for sale online | eBay
Problem with dual tracking power supply | diyAudio
Paul's DIY electronics blog: Building a Bench Tracking Dual Voltage Supply
Power Supply For Linear IC Circuits, Power Supplies For Linear Dual Tracking Ic Circuits, Thane, India
Topward Dual-Tracking DC Power Supply 6302D ID_001097 (8/22): World Equipment Source