RDL TX-LM2 line level to microphone level transformer matches balanced 600 Ohm phone (or other line) into mic or line input. Dual outputs are unbalanced line level and balanced mic level. Terminal block connections. Frequency response: 20 Hz to 20 kHz (+/- 0.5 dB). THD: < 0.05% (1 kHz).
Radio Design Labs/RDL is a manufacturer of electronic audio, video and control products headquartered in Prescott, AZ. Their products are used in commercial and residential audio and video installations and in broadcast and recording facilities. The company is known as the pioneer of application-specific electronic modules including STICK-ON, RACK-UP and FLAT-PAK.