TDA2050Pro – Auditioning with Soliloquy-IIb
TDA2050Pro with Soliloquy-IIb The TDA2050Pro is a no frills power amplifier module for active speakers. The power amplifier in use is a TDA2050 chip amp. The module includes it’s own… Read more >
TDA2030Pro – Auditioning with Hummingbird
TDA2030Pro with Hummingbird The TDA2030Pro is meant to be installed inside a speaker cabinet as in active speakers. Unlike the BiAmpPro, the TDA2030Pro has no electronic crossover on board. It… Read more >
BiAmpPro – Auditioning with Hummingbird
Active Hummingbird I chose the Hummingbird because of the drivers’ impedances. The 5-1/4″ Dayton DSA135-8 midwoofer impedance is 8Ω, which is important since the TDA2050 are in mono-bridge mode. The… Read more >
BiAmpPro – Bench Testing
BiAmpPro – Bench Testing The BiAmpPro is a one-stop solution to convert your 2-way speakers to active. On board is the power supply comprising of an 8A bridge rectifier and… Read more >
TDA2030Pro – Bench Testing
TDA2030Pro – Bench Testing The TDA2030Pro is similar to the TDA2050Pro except that the chip amp is a TDA2030A. According to ST datasheet, the TDA2030A has lower distortion. It looks… Read more >
TDA2050Pro – Bench Testing
TDA2050Pro – Bench Testing The TDA2050Pro is meant to be housed inside a loudspeaker. Such speakers are known as Active Speakers. They can be used for Nearfield Recording Monitors, BGM… Read more >
TDA7293Mod – Bench Testing
TDA7293Modular – Bench Testing This is the first time I’m working on the TDA7293 in Modular configuration, so it’s with some anxiety when I started with the bench testing. For… Read more >
TDA7293Pro – Bench Testing
TDA7293Pro – Bench Testing The TDA7293Pro is a specialized power amplifier meant for active speakers. The input is fully balanced. This will ensure no interference when the speakers are far… Read more >
STK4241mk2 – Bench Testing
STK4241mk2 – Bench Testing The STK4241mk2 is a stereo amplifier module rated at 120W + 120W into 8Ω (THD 0.4%). Personally, this rating is rather ambitious because from their schematic,… Read more >
Dual LM3886TF – Bench Testing
LM3886TF – Bench Testing The Dual LM3886TF is finally ready for testing. I was looking around for a heatsink and found one from a Crown DC150 which has a nice… Read more >