How do you convert cellphone gsm frequency to another gsm frequency?"
The signals frequency directly.
You typically create a DC power supply from the low frequency, and use that to run a high frequency oscillator and amplifier. If there needs to be a relationship between frequency in and frequency out, often there is a divider running on the high frequency side in combination with a phase locked loop synching up to the low frequency side.
315mhz
T1 Frequency is 1.544 MHz
In 1738 38 is 38mhz.
it is used for reciving the infrared signal of frequency 38khz from a remote location at distance may be 10 m.
TSOP 17398 works in the sense that it is an optical transmitter that needs to be triggered by an infrared sensor in most cases. It is easy to activate.
TSOP Records was created in 1974.
TSOP - The Sound of Philadelphia - was created in 1974.
thin small outline package
TSOP: thin small outline packageTSOP: thin small outline package
tsop
The sound of Philadelphia
It's the disco hit "The Sound of Philadelphia."
1738 kilometers = 1.73800 megameters
The Afghans invaded the Mughal empire in 1738.