Amplifier Restoration and Testing - DTech 3300K Karaoke Amp Mixer
Автор: Johnson Vintage Repairs
Загружено: 2025-05-12
Просмотров: 508
Описание:
I got my hands on this high power amplifier designed for karaoke microphones and mixing. It is the Dtech 3300K I carried out audio amplification tests and determined the potentiometers needed to be restored.
Timeline
00:00 Intro
01:30 Initial Testing
03:10 Refurbish Oxidized Potentiometers
25:10 Testing Amplifier with Oscilloscope
27:57 Demonstration
Amplifier Specs
Product Specs
• 600W Maximum Power Consumption 8 Ohms
• 200W + 200W Maximum Power Output at 4 Ohms
Digital Echo with Separate Repeat and Delay Controls
• 3 Mic Inputs w/ individual Vol. controls and Echo On/Off Switches
4 RCA Video & S-Video Input
• 1 RCA Video & S-Video Output
• 1 Sub-Woofer Output
• Music & MIC Master/Bass/Treble controls
• Source/Left/Right Level Output Displays
• Auto DC fan cooler
Remote Control
• Digital Sound Effect
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