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#1
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![]() Function generator. Integrate square wave to get triangle wave. Shape triangle wave to sine wave using a couple of diodes. See http://kitsrus.com/projects/k23.pdf ** Contrary to the OP's wishes, that POS uses op-amps. Have you seen the ugly " sine" wave it produces ?? The diodes will rectify the RF energy. Not even a starter. .... Phil |
#2
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On Mar 23, 8:01*pm, "Phil Allison" wrote:
Function generator. Integrate square wave to get triangle wave. *Shape triangle wave to sine wave using a couple of diodes. *See http://kitsrus.com/projects/k23.pdf ** Contrary to the OP's wishes, that POS uses op-amps. *Have you seen the ugly " sine" *wave it produces ?? *The diodes will rectify the RF energy. * Not even a starter. ... *Phil Contrary to what you think, the OP seems like he would be happy with a sine wave with only 1% distortion. The diodes will rectify RF but at the output the signal level should be several orders of magnitude higher than the RF. So would not expect that to be a problem. The reference to the kitsrus was to show one implementation that had an explanation of the circuit. Dan |
#3
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![]() "Phil Allison" Function generator. Integrate square wave to get triangle wave. Shape triangle wave to sine wave using a couple of diodes. See http://kitsrus.com/projects/k23.pdf ** Contrary to the OP's wishes, that POS uses op-amps. Have you seen the ugly " sine" wave it produces ?? The diodes will rectify the RF energy. Not even a starter. Contrary to what you think, the OP seems like he would be happy with a sine wave with only 1% distortion. ** Fraid that POS has a lot more than 1% THD. The diodes will rectify RF but at the output the signal level should be several orders of magnitude higher than the RF. ** The OP wants to link his device to a transmitter. The amount of RF energy is serious. Did you read his post at all ?? So would not expect that to be a problem. ** Yawnnnnnnnnnnnnnnnnn.... ..... Phil |
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