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Mark
Mark
@mark
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Joined: Apr 14, 2013
Last seen: Jun 5, 2026
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Topics: 360 / Replies: 1941
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RE: PART 15 HAS A NEW TRANSMITTER...BIG NEWS!

@artisan-radio I had to delete the comment you made in brackets after saying HB insisted on doing the exclusive review. You are scaring me here!I agre...

1 year ago
Forum
Transmitter Talk
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RE: Add a Recent Threads section?

You have to contact admin for that. Yes I agree that you look at the recent posts but if there are more than 5 new they are missed and/or you have to ...

1 year ago
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All Member Notifications
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RE: PART 15 HAS A NEW TRANSMITTER...BIG NEWS!

@richpowers A bit more. For example Procaster FM has to sell at the price of $395 quite a few to recoup the lab costs and all the time spent on develo...

1 year ago
Forum
Transmitter Talk
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RE: PART 15 HAS A NEW TRANSMITTER...BIG NEWS!

@richpowers The lab Ultratech charges I think $1000.00 an hour. Gerry had to go back a few times as first and second testings needed redoing to comply...

1 year ago
Forum
Transmitter Talk
Topic
PART 15 HAS A NEW TRANSMITTER...BIG NEWS!
1 year ago
Forum
Transmitter Talk
Replies: 9
Views: 3900
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RE: What could giant smoke ring be?

Weird! UFO?

1 year ago
Forum
Everything Else
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RE: Passive/active electronic devices

@jsh4 The rule states, or stated, 100mW DC into the final implying the it is it is measured with no audio. But has DC been removed? I remember it was ...

1 year ago
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Everything Else
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RE: Passive/active electronic devices

Carl had a sense of humour and he liked to create skepticism about something to get a discussion going like this one, just by bringing up this idea of...

1 year ago
Forum
Everything Else
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RE: Passive/active electronic devices

@richpowers The final amp. Anything that needs a voltage from a power supply to work, or be powered, to perform a function is an active device. A tran...

1 year ago
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Everything Else
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RE: Passive/active electronic devices

I am not trying to win an argument here, or discussion for a better word. This not from me it is from electronic theory that I didn't write. This can ...

1 year ago
Forum
Everything Else
Topic
Passive/active electronic devices
1 year ago
Forum
Everything Else
Replies: 23
Views: 7159
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RE: The Final RF Stage Argument

@richpowers You just beat me to it as this has started to get way off the topic of what is a "stage"Please, start another topic if you want to talk ab...

1 year ago
Forum
Regulations / Law
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RE: The Final RF Stage Argument

@richpowers I don't know how to explain an active/passive device better than I did. The AI here explains it very well.

1 year ago
Forum
Regulations / Law
Reply
RE: The Final RF Stage Argument

@richpowers A whip antenna like those on our transmitters are passive antennas as they don't have active devices(transistors) the amplify signals them...

1 year ago
Forum
Regulations / Law
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RE: The Final RF Stage Argument

@centinel An active device in electronics is a component that need a power source to work.

1 year ago
Forum
Regulations / Law
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