receiver

  1. O

    Maximum field strength for receiver

    There is no category that this fits in perfectly, but I think this is the best fit. I am wondering how much RF power (field strength) does it take to blow out a generic handheld AM receiver? If I am about 200 ft away from a 1/4 wave MW antenna and it is producing 1kW, will I blow out my...
  2. B

    Transmitter Hunt

    Hi there. Might be a bit of an odd one, but I'm trying to research the plausibility of movie story line. During the 70s there used to be clunky old FM system hearing aids (Phonic Ear was a brand) that kids would strap the receiver to their chests and the teacher would wear the...
  3. M

    Standalone Device with Capabilities of SDR

    Pretty straightforward question: Is there a standalone device that can receive such a large spectrum as an RTL-SDR dongle? I'm new to radio usage in general, so I'm open to any suggestions that could make this post and future posts better.
  4. L

    Scanner disconnect on RF sense

    Hey guys, I'm working on getting a mobile setup installed and had a question regarding my scanner. I'll have three radios and my scanner.. 4 antennas total. Scanner has a dedicated antenna. My question is, is there anything on the market that can disconnect the antenna from my scanner if I...
  5. M

    Radio transmission from LEO

    Hello, my team and I are launching a cube sat into space. We are fairly new to radio and are not sure what radio transmitters or receivers to use. We would need to transmit to a distance of about 251 miles, we can have a fairly large ground station, but the transmitter and receiver would need to...
  6. A

    HP-2: Connecting to audio system

    I am trying to figure out how I can hook up a HP2 scanner to my audio system and leverage my speakers. I have a Yamaha RX-V673. But it doesn't have a "line in" interface. Has anyone tried something similar? any suggestions? Thanks,
  7. M

    Kenwood: THF6A poor reception and quality

    Hi Guys. I just got a THF6A. The reception and clarity is a bit disappointing. Is this the norm for this radio? See the video I made: http://youtu.be/s9EbIWmlJeg Thanks in advance for your input. Mike
  8. D

    Apollo 13 Movie - Receiver

    I just watched Apollo 13 and noticed that in the scene where Jim Lovell's wife is in her bedroom she is listening to NASA communications on what appears to be a "NASA" receiver of some sort. I'm just wondering. Was this a legitimate device or a movie prop to bump up the drama? If it IS real...
  9. J

    Did I damage my receiver?

    Hello. Ever since I was playing around with my portable today and I accidentally hit a ceiling lamp (metal..) with the telescopic antenna I've been hearing a "buzzing" sound on my portable. No matter what I do it doesn't go away, there's this "buzz buzz buzz buzz" sound. The radio still works, I...
  10. M

    Yaesu FRG-100?

    Hello all, I've been looking in to upgrading to a new receiver. I've been looking at the Yaesu FRG-100 for awhile now, looking possible I could purchase it. Could anyone with experience with this radio give me it's pros and cons? Also, is it good for DXing? able to pull in weak signals good...
  11. S

    SDRplay RSP Information

    We've released more information about the SDRplay RSP... (SDRplay - Downloads) Detailed Technical Information Conceptual Block Diagram Schematics As well as details on the digital AGC scheme and a SDR# plugin. The Windows & Linux APIs are also available for download and Android & Mac are...
  12. T

    Coherent Integration Time

    Hello, Currently, I was going through thereceiver architectures of navigation satellite receivers. The sensitivity of these receivers is pretty low. One of the technique is to extend coherent integration time for increasing the sensitivity. Can anyone explain me what is the significance of it...
  13. G

    Sonar and Lafayette (tube type) receiver repair

    I have a Sonar Radio CRX104 tube type VHF/High band receiver as well as a Lafayette tube type Hi/Lo receiver. Both are very clean and the tubes "light-up" but the radios do not receive. I would like to know if anyone still works on tube radios? 73, Gregg, N2UUP
  14. IBM

    1979 Regency Touch K100 Scanner Review

    The Regency Touch K100 (Model ACT-T-K100) http://www.radiopics.com/Regency/Photos/Regency_Touch%20K100.jpg was manufactured by Regency Electronics Inc. in 1979, its primary audience were the public safety officials that needed a programmable scanner with basic features at an affordable price...
  15. W

    New SDR CommRadio CR-1

    The Best of Both Worlds! SDR and a great human interface. No computer needed to operate. Designed and built in the USA. From the mind of Don Moore N0HDX. CommRadio Shortwave Radio CommRadio's CR-1 - YouTube
  16. W

    Testing a VX-6R for a friend... Receive seems weird. Help!

    Hi there, First off, I have been out of the hobby for several years, so I've never dealt with a radio that had a FM vs. WFM mode. A friend of mine purchases a VX-6R off of eBay, happily unpacks it and comes to find that the radio just isn't receiving any signals. He asked me if I'd be willing...
  17. A

    Transceiver controlled by USB, with audio reception and transmission?

    Hello, all, from a newbie! I have a question I'm wondering if some bright soul might be able to answer; I'm wondering if there is a Transceiver out there that can not only be controlled by a computer via USB, but one that also allows reception of the audio stream through the computer as well...
  18. N

    Minitor III and IV - Changing Sub Bands

    If I have Minitor III that is tuned for 460MHZ, is it possible to change the receiver board so that it can be tuned to 425MHZ? Or better yet, is there a way to tune the 460Mhz receiver so that it picks up 425Mhz? NTFD67
  19. S

    newbie product questions

    Hey all, I'm no radio-head, except that I like my FM in remote places. I just joined this forum in hope of making the best possible purchase for my situation. We have a cabin in the SW foothills of Mt. St Helens, and are looking for a portable receiver that would reliably deliver the...
  20. n5xgz

    Shinwa SR-001 Manual wanted

    I am looking for a manual for the Shinwa SR-001 Communications Receiver. I cannot find mine as I have moved since unpacking this rig, and would like to refresh my memory on how to program it. Any help appreciated. 73's de N5XGZ Mark Miller...n5xgz@yahoo.com
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