Small 3 lead transmitting module made by Toshiba. These are brand new factory marked TX179L, made by Motorola for Toshiba. Conforms to JEITA standard (cp-1201) Led is driven by differential circuit. Operates on 5VDC. Data rate up to 5.8Mb/s. Fiber output power -15 dbm.
G18562A- Sold as package of 500.