2 layers67.3 × 74.9 mm
Boards using the LM4562NA
41 boardsBoards in 34 GitHub repositories, designed in KiCad, that use the LM4562NA by Texas Instruments (-17V~-2.5V、2.5V~17V -40℃~+85℃ 0.00003% 10mA 120dB 2-Channel PDIP-8 Audio Amplifiers ROHS). See how each wires it, with its parts, size, README and files; the LM4562NA’s symbol, footprint and pinout are on its own page.
- 2 layers101.6 × 137.4 mm
- 2 layers164 × 100 mm
- 2 layers81.3 × 33.7 mm
SDRReciever
Dizzerin/Software-Defined-Radio
Quadrature sampling down converter software defined radio
67 parts24 - 2 layers97 × 97 mm
QO100 RX
barisdinc/N3B_SDR_Transceiver_HW
V/U/SHF and QO-100 SDR Transceiver Project
167 parts20GPL-3.0 - 2 layers300 × 90 mm
Preamp
profdc9/PrettyGoodPreamplifier
A Pretty Good Preamplifier for Stereo and Subwoofer Use
222 parts10 - 2 layers112 × 78.5 mm
- 4 layers194 × 94 mm
- 2 layers101.3 × 102.4 mm
Opamp front
prydin/opamp-frontend-class-ab
The result is a fast amplifier (>80V/us slew rate) with low distortion (0.00045% meadured @ 1kHz/1W/8ohm resistive load). It's undergone some preliminary measurements and looks quite promising.
93 parts4 - 2 layers33 × 29.2 mm
Filter DualOp
Jbsco/PCB_MFG
Repository for working with and improving the PCB design and production process available to students and faculty on Colorado Mesa University Campus, for the University of Colorado Boulder partnership program.
14 parts3 - 2 layers74 × 72.1 mm
ENGR357 Project v1.1
pricna/Software-Defined-Radio-Receiver
Software Defined Radio receiver created for Engineering Electronics II at Walla Walla University.
80 parts3MPL-2.0 - 2 layers100 × 64.9 mm
- 4 layers85 × 56 mm
- 2 layers100 × 99 mm
- 4 layers130 × 140 mm
- 4 layers172 × 140.5 mm
- 2 layers143.9 × 85.1 mm
Preamp RIAA
Acramonics/HiFiPreamp
A high quality modular HiFi Preamp based on designs by Douglas Self
135 parts - 2 layers80 × 80 mm
Digital tone
barrybridges68/assorted_audio_projects
Assorted audio projects, most in working state
102 partsGPL-3.0 - 4 layers70 × 100 mm
Txrx-1
brucemack/sdr2
This is a homebrew SDR rig with no dependency on external computers/soundcards/etc.
98 partsGPL-3.0 - 2 layers127 × 25.3 mm
Vestax PDX-2000-Phono Preamp
ChaseDurand/Vestax-PDX-2000-Phono-Preamp
Integrated phono preamp for Vestax PDX-2000 turntables
60 parts - 2 layers100 × 50 mm
Qsd with si5351 and rp2040
ealex/qsd_with_si5351_and_rp2040
Tayloe QSD with SI5351 clock and RP2040 as an USB and UI controller
87 partsGPL-3.0 - 4 layers100 × 174.6 mm
Rf switchboard
Erhannis/rf_switchboard
KiCAD pcb; whole heap of rf-related modules so I can figure out what works and how.
467 parts - 2 layers123 × 113.5 mm
Mcguitarpedal
frsaba/mcguitarpedal
Teensy 4.1 custom built guitar effects pedal. Uses the Teensy Audio Library and LVGL. Custom PCB design and 3D printed enclosure
123 parts - 4 layers190 × 135 mm
