[GCARC] IC-7300 + 100 WATTS AT W2MMD & KX3 + 10 WATTS

Ken Bozarth kwbozarth at gmail.com
Sun Dec 16 10:40:25 EST 2018


I like my IC7300 a lot! For those of you who own or are thinking of buying a Yaesu FTDX3000, read this...The rig has thermal issues. At low duty cycle and at about 50% max power, it's OK. But if you talk for a while at full power, when you unkey you will not be able to key next time. Powering off and on the rig is the only way to fix it. I can imagine one getting messeded up in a digital mode. I do not know if Yaesu incorporated thermal sensing that will shut down TX. It takes a while for the fan to come on, so they are sensing temp somewhere for the fan. Some peeps on the Yaesu groups have seen this, not just me. Yaesu tried to be innovative by eliminating the power amp heat sink. The entire chassis is thick cast aluminum, but that does not get the heat out of the finals efficiently enough. To make matters worse, the tiny cooling fan has a very small, and restrictive air inlet area, which is on the rear panel where the hot exit air is hanging around, waiting to be sucked back in. My fix was to remove the speaker and go with an external one. I do that anyway. This leaves a nice air inlet next to the fan area. Now I can run full tilt without this goofy problem. Other than that, I have no gripes with the rig. BTW, the free Yaesu control pgm does not store the menu settings to a file. The pgm Win4Yaesu does this and more, and is well worth the $60. They have the same pgm for the new Icoms, too. Enjoy your new rigs. Life is good!

-----Original Message-----
From: gcarc-bounces at mailman.qth.net [mailto:gcarc-bounces at mailman.qth.net] On Behalf Of MARK GOTTLIEB
Sent: Saturday, December 15, 2018 5:14 PM
To: GLOUCESTER CLUB
Subject: [GCARC] IC-7300 + 100 WATTS AT W2MMD & KX3 + 10 WATTS

Band was a little on the quiet side.  Not much activity but the new rig is working great with the antenna.  Two of the US contacts #2 and #3 were with the KX3 at 10 watts.  



1 	2018-12-15 	22:08 	PV8AL 	20m 	14.180 	SSB 	FJ92ns 	  	Brazil 	HELIO DE OLIVEIRA ALVES 	  	  	 
2 	2018-12-15 	21:48 	NØTMY 	20m 	14.305 	SSB 	DN98IG20 	  	United States 	THOMAS P CULVER 	  	  	 
3 	2018-12-15 	21:37 	NC6R 	20m 	14.241 	SSB 	CM98pl 	  	United States 	Steve Allred 	  	  	 
4 	2018-12-15 	21:07 	E51DWC 	17m 	18.145 	SSB 	BG08cs 	  	South Cook Islands 	Milan OK1DWC 	  	  	 
5 	2018-12-15 	20:44 	HC5DX 	17m 	18.124 	SSB 	FI08np 	  	Ecuador 	David Sturm 	  	  	 
6 	2018-12-15 	20:40 	A22LL 	20m 	14.188 	SSB 	KG24to 	  	Botswana 	Schalk Van Vuuren 	  	  	 
7 	2018-12-15 	20:39 	ZS2PA 	20m 	14.181 	SSB 	KF26RG03 	  	South Africa 	Andrew Prideaux 	  	  	 
8 	2018-12-15 	19:21 	WB2BMC 	17m 	18.140 	SSB 	DM26IF14 	  	United States 	PHILIP J FIOL 	  	  	 
9 	2018-12-15 	19:04 	ZD7FT 	17m 	18.130 	SSB 	IH74db 	  	St Helena Island 	Peter Constantine
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