Four components of the FM transmitter (C9018) Circuit with a few components, only four to form a miniature wireless FM microphone, a more stable operating frequency, firing range of more than 10 meters, 1.5V supply, the current less than 0.5mA, so

Posted at 11-03-06 by Sky views(8214)

The development of radio frequency probes Radio frequency (RF) probes play an important role in almost every stage of the life cycle of radio frequency products: from technology development, model parameter extraction, design verification and debuggi

Posted at 20-09-18 by SKYSKY views(0)

What is DAB: DAB is Digital AudioBroadcasting short, following the AM, FM broadcasting traditional analog broadcasting after the third generation. This new transmission system anti-jamming performance, can eliminate the signal transmission of noise a

Posted at 10-09-13 by Sky views(6136)

Production of common sense coil) x L7 N (U) ^ 6 I5 q2 n4 D 6 E1 \ 7 Z / (u / K-S c8 n; a0 f9 F # F5? 2 _) @ 3 f-Z1 e Benefits Q: Q, a quality factor of the coil is the coil inductance reactance (ie, AC resistance) at a specific frequency on the rati

Posted at 10-09-13 by Sky views(1112)

With the switching power supply technology continues to mature, further broadening the application field. Switching power supply and continuous power supply compared to the traditional series, the efficiency of electromagnetic pollution, size and rel

Posted at 10-09-13 by Sky views(1676)

With the switching power supply technology continues to mature, further broadening the application field. Switching power supply and continuous power supply compared to the traditional series, the efficiency of electromagnetic pollution, size and rel

Posted at 10-09-13 by Sky views(1668)

Quarter wavelength in the amateur radio antenna in the most simple and effective should be regarded as no less an antenna in the radio sector, so it holds quite a lot in the proportion of for example, if you have the attention of police on the antenn

Posted at 10-09-13 by Sky views(3172)

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