This circuit generates a two-tone effect very much alike the cuckoo song. It can be used for door-bells or other purposes thanks to a built-in audio amplifier and loudspeaker. Agreeable, very close ...

Sonifex has released its latest rack-mount Reference Monitor with Dolby decoding, the 1RU RM-4C8. The company is also introducing a new 3G/HD/SD-SDI distribution amplifier and a BLITS tone generator ...

[Eric Wasatonic] had a box of SWB2433 transistors that he had very little information about. In order to discover their properties, he fired up his curve tracer to compare these transistors with more ...