USBMCA-2.0 — USB Multi-Channel Analyzer

WebUSB not available

This app talks to the USBMCA board from Chrome (desktop or Android) over WebUSB. Open it in Chrome, use HTTPS or localhost, and grant USB access when prompted.

Log Y Bins:

TOTAL_EVENTS (0 CPS)

Connect USBMCA

Chrome must be allowed to use USB. On Android, tap Request USB access, pick 1209:d036, and accept the permission. Collection continues after you go back.

Set LED Colour

Plot style

Stroke Enabled

Colour

Thickness

Style

Fill Enabled

Colour

Opacity 80

Histogram steps

Starting…

ABOUT

remote

USBMCA not connected

Connect the analyzer over USB to use recording, clear, threshold, and other hardware controls.

Timed record

Duration (seconds)

Clear

Choose what to clear. Cancel leaves everything unchanged.

Clear Spectrum — the graph shown in this app.
Clear All Spectra — also the histogram saved on the hardware.

Fetch H/W Spectrum

Choose how to apply the histogram stored on the MCA device.

Replace — overwrite the graph shown in this app.
Merge — add the device counts to the graph in this app.

Erase H/W Spectrum

Erase the histogram saved on the MCA device? The graph in this app is not changed.

This device

SHARE NOW creates a virtual lab environment accessible remotely with a share code and PIN. Use the second section to join a remote server.

Code

Join remote

Code

About

Author: Jithin B.P · jithinbp.in
Manufacturer: CSpark Research, India

Connected MCA

Rise delay µs

Owner

USBMCA-2.0 product page

Set DAC

THRESHOLD

Extra DAC outputs

Rise delay

Wait Delay from Pulse Rising to Digitization (µs).

RISE_DELAY_US µs

Region analysis

Use	#	ADC	Σ	μ	σ	FWHM	Energy

Unit: Degree:

Region trends

Count rate

Avg

Baseline correction

Asymmetric least-squares (Eilers). Red dotted line is the estimated baseline.

LAM 2.0e8

p 0.10

iterations 5

Subtract baseline