Vivitar 100-300mm f5 M42 Close Focus

The AI Enabled Operating System Ecosystem - Hackster.IO Contest Entry

Seven 7 inch ESP32-S3 Display Board

ESP32 JSN-SR04T Ultrasonic Sump Capacity Monitor / Alarm

ESP32 2432-S028 Dev Board with LCD, Touch, SD, Audio and more. Working Code! CHEAP

L25DSP (LJM L25) Power Measurment with Hantek 6022BE

DIY CNC Project Workflow (Delcam ArtCAM, QCAD, LinuxCNC)

DIY Audio DAC, 8 Bit Binary Weighted, ESP32 Bluetooth

L25DSP Measuring LJM L25 Frequency Response with Hantek 6022BE Oscilloscope

S.M.S.L. SD-793II Burr Brown DAC Headphone Amplifier (PCM1793, DIR9001, OPA2134)

L25DSP (Enclosure) DIY Amplifier Build (LJM L25, ADAU1701 DSP, ESP32)

ESP32 High Speed Parallel Output using 74595 Shift Registers & W1TS / W1TC (DIY DAC)

L25DSP A DIY Amplifier Build Based on LJM L25 and ADAU1701 DSP

Heltec ESP32 Development Kit with OLED Display aka MELIFE

ADAU1701 Based DSP Board Stack (DSPB-K, DSPB-KE, DSPB-ICP1) by Dayton Audio

DIY C-Note Speaker Build

Polk T600 (Monitor 60 now), CS-10 & T-15 Acquired by Junkin'

11th Extended ft. OBS Studio, LMMS & Visual Studio

Panasonic Lumix DC-ZS70 (TZ90) Compact Super Zoom 4K Camera with Image Stabilization

Aiyima Tube T6 Pro Amplifier Review / Tech Talk (Is it "audiophile"?)

Manual Aperture Control of the Vivitar 100-300 Close Focus Zoom Lens

Philips SHP9500 Headphones Review (are they "audiophile"?)

LMMS ( free DAW ) Plays a "Beat"

Vivitar 100-300mm f5 M42 Close Focus