All items tagged with Radio and Circuit (11)

| Last week we tempted you with a preview of the reflex receiver; in this instalment we will continue to develop this idea.

| In the previous instalment we looked at the simplest possible radio receiver: the diode receiver. And in order to tickle a little bit more s...

| In the past, radio had something ‘magical’, and that is not all that surprising: you solder a few ‘unsightly’ components together, tie an an...

| Many (beginning) electronics enthusiasts shy away from building radio receiver projects – frequencies are too high, capacitor black magic, s...

| One solution for increasing the power of an amplifier running on a low-voltage supply, like a car radio powered from at best 14 V, is to use...

| Today some aspect of chaos theory is often seen in science magazines and even newspapers. Does it have any relevance to radio and othe...

| The U2514B is an integrated bipolar radio circuit suitable for digital tuning systems. It contains an FM front end with preamplifier a...

| The SCART switching box was carefully designed to make sure that any input is connected to only one output at a time. This was done to pre...

| In radio frequency electronics a mixer is a non-linear circuit or device that permits frequency conversion by the process of heterodyning....

| The Signetics (philips Components) NE602/SA602 is a monolithic integrated circuit containing a double balanced mixer (DBM), an oscillato...