Omni VII on AM?
WS4B:
The next few months I am planning to buy a brand new radio, which is something I have never done before. It is paramount that it can sound good on AM as well as have six meter capabilities. I want the presence of knobs and buttons, so I am not looking to go the SDR route.
I have read from web searches that the Ten Tec Omni VII is a really good sounding radio on AM. In addition it features 9 Kc AM recieve filtering from what I understand. So the point of this post is our these claims true? Has anyone had AM experience with this radio, or know of one who has?
Any feedback is most appreciated. Thank you.
Pete, WA2CWA:
It's interesting that in the user's/operating manual, issue 1, the only mention of "AM" in the entire document is in the specification sheet where it's listed as one of the modes. I could not find any further reference to it in the entire document. In the product brochure they give "transmitter bandwidth 1000-4000 Hz" and "transmitter frequency response 70-4000 Hz max" but don't indicate what modes. Can't recall working anyone on AM that used one of these rigs.
W3GMS:
I have a Ten Tec Jupiter which preceded the Omni 7. In fact, Ten Tec is still selling the Jupiter. I do not use the Jupiter as my primary AM exciter, but the times I have put it on AM, the reports have been very good. I would imagine that the Jupiter and Omni 7 from an AM generation scheme are very similar. Even when I use my boat anchors to get on AM, I usually use the Jupiter as the receiver. The DSP IF filtering allows the receiver selectivity to go out to 8 KHz which sounds really great when conditions allow that wide of a RX IF passband. The next step down is 6 KHz and then from there it goes in small steps all the way down to 300 Hz. On the Jupiter, the AM TX bandwidth is limited to 3.9 KHz which can be adjusted down in relatively small steps. Those steps are applicable for SSB as well. Both SSB and AM bandwidth are synchronous to one another. For receive, I tap off the detector and run to an external audio amp/speaker system. For TX, I feed the audio from my external audio chain right into the line input which is available on the back of the rig.
Its certainly not the quality of my modified Ranger but as mentioned, the reports have been very good and it easily achieves 100% modulation when the carrier is limited to 25W.
Joe, W3GMS
W3FJJ:
Don't own one, but have heard one on AM, and I thought it sounded very respectable.
I think It was Wb2EJG, but Its been awhile since I heard him..
If I was in the market for new HF transceiver, I would consider the Omni 7 also...
GL, Chuck
WS4B:
Quote from: W3FJJ on July 27, 2012, 08:24:08 AM
Don't own one, but have heard one on AM, and I thought it sounded very respectable.
I think It was Wb2EJG, but Its been awhile since I heard him..
If I was in the market for new HF transceiver, I would consider the Omni 7 also...
GL, Chuck
Thanks Chuck and to everyone else for their replies. That is all I am looking for in a new radio, respectability on AM. I love my FT-102 on AM, but like I said in my OP I have never owned a new rig before and wish to. I am also surprised that TT gives no reference to AM use in it's owners manual of the Omni VII.
Lastly, what I like about TT is their 30 day return policy minus shipping. If for some reason it sounds like a real dog on the mode, I can get my money back. Unless I hear some real discouraging comments in the next few weeks, I'll probably pull the trigger.
Thanks again everyone.
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