14 GHz, 350 W/400 W CW, CONDUCTION COOLING, HIGH POWER GAIN

GENERAL DESCRIPTION NEC LD7249 series of PPM-focused traveling wave tube are designed for use as final amplifiers in the earth-tosatellite communications transmitter. Two models of the LD7249 series are capable of delivering an output power of 350 W and 400 W over the range of 13.75 to 14.5

14 GHz, 350 W/400 W CW, CONDUCTION COOLING, HIGH POWER GAIN

GENERAL DESCRIPTION\nNEC LD7249 series of PPM-focused traveling wave tube are designed for use as final amplifiers in the earth-tosatellite communications transmitter.\nTwo models of the LD7249 series are capable of delivering an output power of 350 W and 400 W over the range of 13.75 to 14.5 GHz an ™ High Power Gain\n   The power gain is typically 54 dB at the rated output power level.\n™ Simple Cooling System\n   The tube is conduction-cooled so that the cooling system is greatly simplified.\n™ PPM Focusing\n   The tube is PPM (Periodic Permanent Magnet) -focused, eliminating entirely the foc;

14 GHz, 350 W/400 W CW, CONDUCTION COOLING, HIGH POWER GAIN

GENERAL DESCRIPTION NEC LD7249 series of PPM-focused traveling wave tube are designed for use as final amplifiers in the earth-tosatellite communications transmitter. Two models of the LD7249 series are capable of delivering an output power of 350 W and 400 W over the range of 13.75 to 14.5

LC2MOS Dual 12-Bit Serial DACPORT

GENERAL DESCRIPTION The AD7249 DACPORT contains a pair of 12-bit, voltageoutput, digital-to-analog converters with output amplifiers and Zener voltage reference on a monolithic CMOS chip. No external trims are required to achieve full specified performance. FEATURES Two 12-Bit CMOS DAC

LC2MOS Dual 12-Bit Serial DACPORT

GENERAL DESCRIPTION The AD7249 DACPORT contains a pair of 12-bit, voltageoutput, digital-to-analog converters with output amplifiers and Zener voltage reference on a monolithic CMOS chip. No external trims are required to achieve full specified performance. FEATURES Two 12-Bit CMOS DAC

LC2MOS Dual 12-Bit Serial DACPORT

GENERAL DESCRIPTION The AD7249 DACPORT contains a pair of 12-bit, voltageoutput, digital-to-analog converters with output amplifiers and Zener voltage reference on a monolithic CMOS chip. No external trims are required to achieve full specified performance. FEATURES Two 12-Bit CMOS DAC