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Rasz citizenr at gmail.comOn 9/21/13, Adam Nielsen <a.nielsen at shikadi.net> wrote: > From what I can find, an analogue TV signal has a > bandwidth of around 6-8MHz. The HackRF is an SDR that works over > USB2.0 and can capture a chunk of RF spectrum up to 20MHz, which > should be ample for one analogue (or even digital) TV signal, perhaps > even two if the channels are close enough together. USB 2.0 has no problem with 30MB/s, and if you take care of all the quirks (only 1 device, no programs running, "turbo mode" aka >1MB bulk transfers) you can go up to ~40MB/s >> How much is actually needed? You know there's USB 3 these days, >> which can transmit about a megabit with some change (due to >> overhead). > > A megabit? :-) USB3.0 has a signalling rate of 5Gbps and according to > Wikipedia, a usable data rate of up to 4Gbps. If you can fit 20MHz of > RF over USB2.0 at 480Mbps, you should be able to start approaching > 200MHz of bandwidth with a USB3.0 SDR! Cypress FX3 does 360MB/s in real life. -- Who logs in to gdm? Not I, said the duck.