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ITU There are 5320 products.
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ITU-T Q.259
ITU-T Q.259 Signal unit formats and codes; Signalling-system-control signals
$12.50 $25.00 -50%Reduced price!In Stock -
ITU-T Q.452
ITU-T Q.452 Multifrequency signalling equipment; Requirements relating to transmission conditions
$12.50 $25.00 -50%Reduced price!In Stock -
ITU-T Q.129
ITU-T Q.129 Maximum duration of a blocking signal
$12.50 $25.00 -50%Reduced price!In Stock -
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ITU-T Q.315
ITU-T Q.315 PCM line signal sender (transmitter)
$12.50 $25.00 -50%Reduced price!In Stock -
ITU-T Q.265
ITU-T Q.265 Speed of switching and signal transfer in international exchanges
$12.50 $25.00 -50%Reduced price!In Stock -
ITU-T Q.135
ITU-T Q.135 Principles of rapid transmission testing equipment
$12.50 $25.00 -50%Reduced price!In Stock -
ITU-T Q.460
ITU-T Q.460 Normal call set-up procedures for international working
$12.50 $25.00 -50%Reduced price!In Stock -
ITU-T Q.320
ITU-T Q.320 Signal code for register signalling
$12.50 $25.00 -50%Reduced price!In Stock -
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ITU-T Q.272
ITU-T Q.272 Requirements for the signalling data link
$12.50 $25.00 -50%Reduced price!In Stock
