gnu-darwin Externally it is nearly identical to the 2600A, except the enclosure has a more modern looking "black out" treatment. The areas of woodgrain on the original models are now simply black plastic. Internally, the motherboard is a slight revision of the 2600A. Brazil: Sao Bernardo Do Campo Brazil: Sao Bernardo Do Campo Hints and Kinks for the Radio Amateur - PDF - docplayer Andrew Blackburn, WD4AFY, 307 E 57th St, Savannah, GA 31405, and Philip Neidlinger, KA4KOE, 3331 Louis St, Thunderbolt, GA MPROVED MASTER OSCLLATOR CALBRATON FOR THE TS 430S D Here's the technique use to improve the frequency calibration of my TS-430S transceiver. deepblue.lib.umich.edu The bomb thus charged was irradiated for 24 hours, after which the volatile contents of the bomb were recovered by immersing the bomb in hot water and heating the discharge pipes with infrared lamps. Subsequently, the bomb was evacuated while being heated in the manner just described.    Read More