May 1, 2009 #1 B bt87 Junior Member level 3 Joined May 25, 2008 Messages 30 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,286 Activity points 1,457 Can anybody give me the design of VCO which can generate frequencies of 925-970MHZ & 1805-1880 MHz please give circuit which are tested(more preferable)...... Thanks in advance.
Can anybody give me the design of VCO which can generate frequencies of 925-970MHZ & 1805-1880 MHz please give circuit which are tested(more preferable)...... Thanks in advance.
May 9, 2009 #2 Aya2002 Advanced Member level 4 Joined Dec 12, 2006 Messages 1,140 Helped 184 Reputation 376 Reaction score 117 Trophy points 1,343 Location Iraq Activity points 8,006 me too
May 10, 2009 #3 O oermens Advanced Member level 2 Joined Nov 19, 2005 Messages 525 Helped 107 Reputation 220 Reaction score 44 Trophy points 1,308 Location canada Activity points 3,988 Refer to this book: **broken link removed**
May 10, 2009 #4 B bt87 Junior Member level 3 Joined May 25, 2008 Messages 30 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,286 Activity points 1,457 oermens said: Refer to this book: **broken link removed** Click to expand... ok man...let me see this one... thanks for help..
oermens said: Refer to this book: **broken link removed** Click to expand... ok man...let me see this one... thanks for help..
May 10, 2009 #5 O oermens Advanced Member level 2 Joined Nov 19, 2005 Messages 525 Helped 107 Reputation 220 Reaction score 44 Trophy points 1,308 Location canada Activity points 3,988 search dual band vco in ieeexplore.... you will find many results
May 10, 2009 #6 Aya2002 Advanced Member level 4 Joined Dec 12, 2006 Messages 1,140 Helped 184 Reputation 376 Reaction score 117 Trophy points 1,343 Location Iraq Activity points 8,006 thanks Friend
May 10, 2009 #7 B biff44 Advanced Member level 6 Joined Dec 24, 2004 Messages 5,046 Helped 1,376 Reputation 2,748 Reaction score 1,056 Trophy points 1,393 Location New England, USA Activity points 37,902 I should point out the obvious, that the 2nd frequency band is roughly double the first one. You could make one higherband vco, and divide by 2. Conversely, you could make the lower band vco, and double its frequency.
I should point out the obvious, that the 2nd frequency band is roughly double the first one. You could make one higherband vco, and divide by 2. Conversely, you could make the lower band vco, and double its frequency.