Vga Variable Gain Amplifier

Variable Gain VGA EDFA Module For DWDM System The product is high stability output power EDFA. The stability Pump Laser and unique ATC (automatic temperature control) and APC (automatic power control) circuit are employed in it as the key component to ensure the high stability and reliability of output power. The unique optical/circuit design ensures the excellent optical character. The high stability and high precision MPU system are employed to ensure the control adjustment