Re: True frequency band upper limit detection level of TinySA Ultra ZS-407 and corresponding signal dropoff
Ah my mistake. Replied too early. Didn't see the second half of your message. I'm near 6th Ave and Sheridan in Lakewood area. And no I wasn't aware that the LMX2820 device required several
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Adam Coate
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#20288
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Re: True frequency band upper limit detection level of TinySA Ultra ZS-407 and corresponding signal dropoff
Would you mind letting me do a calibration if I drove up to Lyons? I'd probably go by Lyons Pinball if I went up there. That's a great area. And I didn't mean to bother you with ghz vs GHz. My phone
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Adam Coate
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#20287
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Re: True frequency band upper limit detection level of TinySA Ultra ZS-407 and corresponding signal dropoff
I'm also in the Denver area in Larimer County 2.5 miles south of the south campground at Carter Lake, nearest Lyons, Colorado. Use GoogleEarth to find Carter Lake in Larimer County, Colorado. I have
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W0LEV
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#20286
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Re: True frequency band upper limit detection level of TinySA Ultra ZS-407 and corresponding signal dropoff
I ended up buying some 10 db, 20db and 30db attenuators rated up to 18 GHz to use with my TinySA for these super strong high frequency 10+ GHz signals I'm detecting at my house. Does anyone else have
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Adam Coate
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#20285
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Re: TinySA Ultra 50 Khz as a signal generator
Thank you Erik for allowing? this long post.? And a big thank you to those who have collaborated giving their time, advices and knowledge. I hope to solve the issue. Many thanks EA2DSU
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enriqueeeeee2001
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#20284
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Re: TinySA Ultra 50 Khz as a signal generator
Enrique is attempting to start a conversation in the DRAKE-RADIO group. Interested parties are invited to participate there. Disinterested parties should be aware that they can mute any topic that
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Jim Shorney
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#20283
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Locked
Re: HELP to Check car remote control ?
Just as an example this capture of an outdoor TH sensor at my home. The result is good enough to decode the message.
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pa3cqn
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#20282
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Re: TinySA Ultra 50 Khz as a signal generator
Yes please Erik. I¡¯m so NOT interested in the general ham radio chit chat traffic occurring on this forum. I only come here to read about TinySA, it¡¯s features, firmware updates, bugs, repairs
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Prawlin
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#20281
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Re: TinySA Ultra 50 Khz as a signal generator
Can I kindly suggest to move this topic to: /g/Amateur-repairs/messages -- Designer of the tinySA For more info go to https://tinysa.org/wiki
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Erik Kaashoek
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#20280
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Re: TinySA Ultra 50 Khz as a signal generator
I have come across this information, should be replaced Q14 and IC1?? MPF102 and CA3028 are recommended. http://www.zerobeat.net/drakelist/drakemod/drmod101.html
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enriqueeeeee2001
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#20279
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Locked
Re: HELP to Check car remote control ?
I think 433.92 MHz (or 864 MHz, but rarer) in Europe and about 315 MHz in USA. A 433.92 MHz (AKA 434 MHz) OOK receiver is about €10 and then the output can be seen on the scope. I've not connected
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Mike EI9FEB
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#20278
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Locked
Re: HELP to Check car remote control ?
Well ... First watch this to understand zero span : https://youtu.be/BJmzWP4UmL8?si=Ne24NMPp9eEpIhIP Step by step: Assuming it is a signal around 434 MHz, set the SA to a center of 434, BW 500 kHz,
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pa3cqn
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#20277
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Tiny SA battery
Hello, My old original tiny sa battery has swollen to 3 times its normal thickness.? Where can I buy an exact replacement.? I see it has a small circuit board inside the battery so I am guessing it
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ken fest
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#20276
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Locked
Re: HELP to Check car remote control ?
Also, use the widest IF bandwidth/resolution bandwidth and video bandwidth for the widest bandwidth of detected signals, consistent with dynamic range/noise level requirements; narrower bandwidths
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Donald S Brant Jr
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#20275
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Re: TinySA Ultra 50 Khz as a signal generator
Along with, "Is it plugged in and turned on?", Troubleshooting 101, Rules #1, 2, 3 73, Don N2VGU
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Donald S Brant Jr
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#20274
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Re: TinySA Ultra 50 Khz as a signal generator
Jim, Q25 collector is 2,05 volts
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enriqueeeeee2001
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#20273
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Re: TinySA Ultra 50 Khz as a signal generator
Thanks Dave, I have just made the S-meter adjustment in the one that was out of specs. Fortunately I had at hand? bnc 50 Ohms bnc load. Right now, rf gain set is fully clockwise and indicates 0,same
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enriqueeeeee2001
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#20272
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Locked
Re: HELP to Check car remote control ?
*wow GREAT !!!!* i am a begineer and not a expert? .... can help me to set for this ?? descibe the all passed to set the TinySA nut step by step ? help me ?? tnx 73
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Rud61
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#20271
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Re: TinySA Ultra 50 Khz as a signal generator
Per the voltage chart that would be about right. What is the collector voltage with no signal applied and RF gain fully cloackwise? "enriqueeeeee2001 via groups.io"
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Jim Shorney
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#20270
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Re: TinySA Ultra 50 Khz as a signal generator
Hi Erique Sorry for my comment about transmit. Your rake is a receive only device ? Kind regards Kurt Fra: [email protected] <[email protected]> P? vegne af enriqueeeeee2001 via groups.io Sendt: 25.
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Kurt Poulsen
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#20269
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