HardLabs

VU-Meter

Synthron·SymAsym·Hardware/Black_Devil/VU-Meter.kicad_pcb

VU-Meter PCB layout, top view — open source board by Synthron

About the VU-Meter PCB

VU-Meter is an open source PCB design by Synthron, published on GitHub. It is a 2-layer board measuring 62.5 × 80 mm, with 151 components from 31 distinct parts.

Other key parts include the LM2902. By type, the board carries 92 resistors, 36 diodes, 10 capacitors, 8 ICs and 3 connectors.

It belongs with the audio and displays & leds designs in this gallery.

From the project

High Power Audio Amplifier based on the Red Devil SymAsym PCBs from audiopcb.de

High Power Audio Amplifier based on the Red Devil SymAsym PCBs from audiopcb.de

For complete system schematic of a stereo amplifier, refer to OverviewSchematic.pdf**_

Zusätzliches Empfangsmodul "Up2Stream Pro V3" empfohlen.

- Black Devil Amplifier - 2x benötigt für Stereo - Extra Kühlkörper benötigt - siehe unten - Netzfilter und Softstart - designed für Stereo, für Mono in der Mitte teilen - VU-Meter - Digital-Support - Extra OLED benötigt (I2C-Schnittstelle, siehe unten)

Main components on the VU-Meter

LM2902

VU-Meter bill of materials (BOM)

151 components, 31 distinct parts.

QtyPartRefs
8
LM2902
U101, U102, U103, U104, U105, U106, U107, U108
1
Left
J101
2
Right
J102, J103
2
10k
RV101, RV102
2
LL4148
D101, D119
2
6V8
D102, D120
4
rot
D103, D104, D121, D122
8
gelb
D105, D106, D107, D108, D123, D124, D125, D126
20
grün
D109, D110, D111, D112, D113, D114, D115, D116 +12
8
100n
C101, C102, C104, C105, C106, C107, C109, C110
2
10n
C103, C108
34
1k
R101, R131, R132, R133, R134, R135, R136, R137 +26
8
2k2
R102, R104, R112, R119, R148, R150, R158, R165
2
39k
R103, R149
2
27k
R105, R151
2
2k7
R106, R152
2
18k
R107, R153
2
360
R108, R154
2
11k
R109, R155
6
390
R110, R116, R118, R156, R162, R164
Show 11 more
QtyPartRefs
2
10k
R111, R157
4
5k1
R113, R115, R159, R161
6
100
R114, R120, R124, R160, R166, R170
2
3k3
R117, R163
2
1k2
R121, R167
6
470
R122, R123, R129, R168, R169, R175
2
560
R125, R171
2
120
R126, R172
2
680
R127, R173
2
1k8
R128, R174
2
330
R130, R176

VU-Meter design files

The KiCad project lives in the Synthron/SymAsym repository on GitHub; these links point at the commit this page was built from.

VU-Meter: common questions

How big is the VU-Meter PCB?

The VU-Meter measures 62.5 × 80 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the VU-Meter?

151 components, from 31 distinct parts. The full bill of materials is listed on this page.

Where can I download the VU-Meter design files?

From the Synthron/SymAsym repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the VU-Meter design in my own project?

The repository has no license, so all rights stay with Synthron. Use it as a reference, and ask the author before reusing the design.

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