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On Apr 16, 4:03 pm, "MRe" wrote:
"Wimpie" schreef in ooglegroups.com... On 16 abr, 20:20, "MRe" wrote: "Bob D." schreef in berichtnews:P_OdnczbRdN9Q7_bnZ2dnUVZ_o6gnZ2d@insig htbb.com... I recently bought an Icom IC-R3 (hand held communications receiver) and a Yaesu VX-7R handy-talky (can tune .5 to 1000 Mhz). Both of these devices can't pick up a single shortwave signal. And this is on a long wire antenna, not the rubber duckies. (They both receive great on VHF/UHF. The IC-R3 even manages to pick up fringe TV channels.) The same antenna connected to my old Kenwood 599 receiver brings in plenty of HF signals, both shortwave broadcast and amateur. All handheld "DC to daylight" recievers are useless for decent shortwave reception. If you expected them to do so, get rid of them or bring them back to the shop. MRe [rest removed] Hello MRe, Off course a good HF receiver cannot be compared with the HF section of a "DC to daylight" receiver, but when you use them with a nice preselector/attenuator combination, they can work reasonable. I forgot to mention the MVT7100. That one also works reasonable with my home- built preselector. I have 3 taps on each coil, so I can change the bandwidth of the preselector. Handheld recievers are meant to be used HANDHELD. They are not meant to be used with all kind of boxes like preselectors and filters and the like. What is the use of a handheld (shortwave) radio which can only be used with external boxes on shortwave? Better buy a decent one. Another reason for using the wide band receiver is the search function. My R5000 is not designed for scanning/searching. Scanning/searching on lw/mw/sw is not my kind of thing. You will miss a lot. Scanning with the before mentioned preselector is useless because most preselectors don't track with the reciever. Greetings MRe If you are planning to do LW listening, the performance of the AOR8200 is worse (as the manual suggested). The nice thing of the AOR8200 with respect to the MVT7100 is the 3 bandwidths you can select in the AOR8200. If you want to listen to SSB with a wide band portable receiver, the BW of the filter is far to high (there is mostly no separate BPF for SSB installed [the AM filter is used]). Wim PA3DJS I have the Yaesu VX-7R hand held radio and it's great for the intended VHF/UHF bands. Mine does a decent job for general SW listening if you dont expect too much. With about a ten ft wire as an antenna it will receive most SW broadcasters. I enjoy listening to 75 meter AM stations from 3880 to 3890 Khz. |
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