Schematic Power Amplifier and Layout

Audio Mixer circuit diagram Using FET 2N3819 This simple circuit mixes two or more channels into one channel  stereo into mono. Parts R1, R3 10K Pot R2, R4 100K 1/4 W R5 6.8K 1/4 W C1, C2, C3 0.1uF Q1 2N3819 FET MISC Wire, Shielded (Metal) Case, telephone Or Other Plug For Output

Bluetooth cellular phone circuit GSM SMS Controller circuit using Bluetooth cellular phone and Bt serial Bluetooth cell phone serial and GSM SMS Controller circuit using PIC16LF875

MAX2235 +3.6V, 1W Autoramping Power Amplifier for 900MHz Applications MAX2235 silicon RF power amplifier (PA) is designed for use in the 900MHz frequency band. It operates directly from a single +2.7V to +5.5V supply, making it suitable for use with 3-cell NiCd or 1-cell Li-Ion batteries. The device delivers +30dBm (1W) typical output power from […]

Electrical Schematic Symbols

Tutorial on Printed Circuit Board Design Printed Circuit Board (PCB) is a component made of one or more layers of insulating material with electrical conductors and perfection in the work required if expecting good results. Currently the main generic standards for the design of a printed circuit board, clean, neat, really tested the results. Is […]