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Subject: Re: 433MHz power amplifier
Date: Thu, 31 Oct 2002 09:29:32 +0100
Organization: PWT ELTE sp. z o.o.
NNTP-Posting-Date: Thu, 31 Oct 2002 08:26:52 +0000 (UTC)
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>25 mW isn't so much more as 10 mW. I assume you have an little portophone.
>The easiest way is to modify the device.
>Like altering some transmitter stages and put steeper transistors in. Mind,
>these portophone are deliberately limited in output power and sometimes
>altering a few resistors and adjusting a few trimcapacitors can make a lot
I have chipcon's CC1000 ic - there is no amplifier stage outside the chip.
I'd like to add power stage for up to 100mW.
Now i have transmit range for about 100m in open area,but i want to double
it. Is this good as for this chip (10mW)?
I use it for data transmission at 19.2kbps.
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