Hi sir ,
pls , nothing else :
https://www.ebay.fr/itm/133193839732?ssPageName=STRK%3AMEBIDX%3AIT&var=432539062784&_trksid=p2060353.m1438.l2649
Ultra Low Attenuation for our bw. (1oMhz World clock) with
military Navy Specs
Certified Normalised specifications and impedance
Lmh 4oo Industrial...