Designed to conform to MIL-PRF-27 Grade 5 specifications, the 4218 transformer series employs Mu-Metal, said to be provide effective shielding performance under harsh conditions. Well-suited for use in rugged military applications, the new transformer offers a frequency response of 300 Hz to 100 kHz (±2 dB) and a maximum distortion of 5% to 10% with a rated power from 12 to 65 mW at 300 Hz. The 4218 transformer weighs less than 6g, measures 0.6" high, is equipped with pins measuring just 0.11" long, and can survive temperatures up to 105°C and humidity conditions up to 98%. The vibration-, shock- and flame-tolerant device has a life expectancy of 10,000 hours. Price is $16 each/10,000. For more details, call DATATRONICS, Romoland, CA. (909) 928-7700.