tag:blogger.com,1999:blog-7590176649168185428.post1818547566464463779..comments2024-03-28T08:01:27.111-04:00Comments on SolderSmoke Daily News: Farhan's Amazing Knack Story: From a Boyhood SW Receiver to the Design of the sBITX SDRBill Mearahttp://www.blogger.com/profile/07662500663603350847noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-7590176649168185428.post-82317156225754012212021-11-13T19:15:02.799-05:002021-11-13T19:15:02.799-05:00The RTL-SDR uses the R820T to downconvert to just ...The RTL-SDR uses the R820T to downconvert to just 6MHz of bandwidth, and only converts it at 8 bits depth - which explains the very poor noise and blocking performanceClifford Heathhttps://www.blogger.com/profile/09758966093769997432noreply@blogger.comtag:blogger.com,1999:blog-7590176649168185428.post-31520404437298494902021-11-04T09:35:10.987-04:002021-11-04T09:35:10.987-04:00I would like to know more about the purpose and ef...I would like to know more about the purpose and effect of the BITX amplifier diode, which Farhan only briefly mentioned in the video. For example, VK3YE Peter Parker's Knobless Wonder design uses BITX amps without any diodes. My email address is walteraleg@gmail.com if anyone can shed further light on the amplifier diode function, and whether it is really worth including. Thanks, Walter KA4KXXWalter KA4KXXhttps://www.blogger.com/profile/12914532914455704783noreply@blogger.com