low-noise block downconverter
linebroadening
spectrally
diagonalizer
white noise
optoisolator
ultrabroadband
hypochromic
isospectral
chromatic
Balmer line
single-sideband modulation
first-order spectrum
coiflet
spot jam
subband
absorption edge
monowavelength
microoptics
multitester
fundamental
hyperfine
interband
homogeneous width
crossband
monochromator
sub-gigahertz
multiamp
Brackett series
bandpassing
bleep
BLS1
band
Im
subwavelength
monofrequency
multiharmonic
spectroscopy
dual-band
multiamplifier
telescope
spectrum analysis
scaler
spectrometry
spectroscopic analysis
interference fringe
fringe
spectrographic analysis
quadriradiate