Bristol Spectrum Analyzers

This module is for controlling Bristol model 721 spectrum analyzers.

Module Reference

Driver for Bristol 721 spectrum analyzers.

class instrumental.drivers.spectrometers.bristol.Bristol_721(port=None)

__init__(port=None)

close()

get_spectrum()

Get a spectrum.

Returns:

• x (array Quantity) – Wavelength of the bins, in nm
• y (array) – Power in each bin, in arbitrary units

get_wavelength()

Get the vacuum wavelength of the tallest peak in the spectrum

Returns:wavelength – The peak wavelength, in nm Return type:Quantity

instrumental.drivers.spectrometers.bristol.bin_index(fft_size, dec, fold, lamb)

instrumental.drivers.spectrometers.bristol.ignore_stderr(f)

instrumental.drivers.spectrometers.bristol.list_instruments()

instrumental.drivers.spectrometers.bristol.stderr_redirected(*args, **kwds)