Search:

Type: Posts; User: brandon lind

Page 1 of 19 1 2 3 4

Search: Search took 0.02 seconds.

  1. Replies
    8
    Views
    775

    A dremel tool with a cut off wheel...

    A dremel tool with a cut off wheel https://www.amazon.com/Dremel-4000-4-34-Variable-Rotary/dp/B00LUU2XFO/ref=sr_1_36?dchild=1&keywords=dremel+cut-off&qid=1625728227&sr=8-36 will get you much further...
  2. Embarrassed, no. Frustrated, yes. To the OP,...

    Embarrassed, no. Frustrated, yes. To the OP, apologies for getting out of pocket.

    To answer the original question, there is no answer. Every vehicle is different. Every mounting technique is...
  3. That can happen if the center conductor of the...

    That can happen if the center conductor of the coax is broken somewhere. When you remove the shield connection, the in-tact portion of the center conductor capacitively couples to the jacket which...
  4. essbee, i deleted my comments with the thought my...

    essbee, i deleted my comments with the thought my listed reason for deleting would remain ~ it did not. If peoples feelings are more important here than being honest and motivating people to respect...
  5. Replies
    5
    Views
    1,136

    Google "tweeks chirps whistlers chorus", perhaps...

    Google "tweeks chirps whistlers chorus", perhaps even go directly to the images section. Do any of those signals look the same as the one you are searching for?
  6. Nice video. I tried measuring the SWR of my HT...

    Nice video. I tried measuring the SWR of my HT antennas with a VNA but ran into trouble as well. My first attempt was to screw the antenna right on a nanoVNA. Even bringing my hand close to the VNA...
  7. Thread: Battery

    by brandon lind
    Replies
    2
    Views
    759

    I didn't know that, thanks!

    I didn't know that, thanks!
  8. Thread: Battery

    by brandon lind
    Replies
    2
    Views
    759

    Battery

    Anyone else think 9v batteries (maybe even car batteries) should come with a center tap? If they woulda put a center tap on a 9v, i wouldn't need to use one of four op amps on a virtual ground and...
  9. I only have my general license in radio, but I do...

    I only have my general license in radio, but I do have an extra license for drinking. I keep it wrapped around a finger on my left hand!
    Just kidding, she's amazing.

    Congats on the new license!
  10. Thread: Bitcoin

    by brandon lind
    Replies
    0
    Views
    983

    Bitcoin

    Unrelated but important.

    I heard rumor that china is banning bitcoin mining for environmental reasons (they do 65% of mining). The price is dropping FAST. Same with etherium. Maybe I allowed my...
  11. Replies
    11
    Views
    2,975

    I have already swapped out many of the outlets...

    I have already swapped out many of the outlets (they were the spring type and none of the outlets were secure so those wires moved every time something was plugged in). There is one short run of 14ga...
  12. Replies
    11
    Views
    2,975

    I had a loose neutral wire in an outlet across...

    I had a loose neutral wire in an outlet across the room. The guy that built this cabin thought daisy chaining 2 rooms (lights and all outlets) with 14ga wire using those push the wire in the hole...
  13. Replies
    11
    Views
    2,975

    no current on the ground wires at the box. Used a...

    no current on the ground wires at the box. Used a Klein Tools CL390 clamp on to check.
  14. Replies
    2
    Views
    1,184

    End-Fed? People like to drive long wires from the...

    End-Fed? People like to drive long wires from the end with a 49:1 or similar balun (to match the high impedance found at the end).
  15. Replies
    11
    Views
    2,975

    No blown bulbs or brownouts. Good suggestions...

    No blown bulbs or brownouts. Good suggestions though. Thanks! I am going to take the clamp-on to the ground wires coming into the panel. I took the cover off yesterday but haven't had a chance to...
  16. If you have access to a spectrum analyzer, you...

    If you have access to a spectrum analyzer, you can see what areas on the spectrum are hot in the bad area and not so bad in the location you found to work better. Outside signals will, for the most...
  17. Replies
    11
    Views
    2,975

    I would have to tear the wall apart to do that. I...

    I would have to tear the wall apart to do that. I have not built any transformers.
  18. Replies
    11
    Views
    2,975

    Metal desk capacitance

    I have a mystery. Between ground and my metal desk (I thought I had grounded) there exists 5.44V of 60Hz AC. I have unplugged everything on the desk and from mains ground to my desk there is still...
  19. Replies
    0
    Views
    924

    NanoVNA-F vs SVA1032x @ 207MHz

    I wanted to compare the nanoVNA-F to the Siglent SVA1032x so I calibrated them both with the same kit and took screenshots of the 75ohm yagi I made for ch12 OTA TV (207MHz) through about 50' of 75ohm...
  20. Replies
    17
    Views
    4,115

    just saw a video and thought of this thread. They...

    just saw a video and thought of this thread. They use a rotary hammer (DeWalt DCH773) to drive in a 10' ground rod. Took about 30 seconds.

    https://www.youtube.com/watch?v=q1mkWYqsXv8
  21. Replies
    1
    Views
    2,404

    Like this?...

    Like this?...
  22. Replies
    0
    Views
    1,719

    FYI: NanoVNA and Port Extensions

    If you are like me and have had a nanoVNA in the desk drawer and haven't thought to upgrade the firmware since you got it, there's good news. The latest version I found for my nanoVNA-F does port...
  23. Replies
    0
    Views
    995

    Close call

    I've had a Siglent SVA1032x sitting in my cart for 3 days while contemplating my options and today my cart was empty. The site said to contact the company for availability, so i did. The lady I spoke...
  24. Replies
    11
    Views
    2,047

    What i am about to suggest, i have not tried. I...

    What i am about to suggest, i have not tried. I recommend testing it on a junk antenna first (ive tore all mine apart or i would).

    What if, a quarter inch from the rolled edge of each section at...
  25. Replies
    1
    Views
    1,569

    welcome aboard!

    welcome aboard!
Results 1 to 25 of 454
Page 1 of 19 1 2 3 4