The BK4011A is a function generator manufactured by B&K Precision, capable of producing sine, square, triangle, TTL and CMOS waveforms up to 5MHz. The BK4011A also has pulse and frequency output, as well as a range of frequency modulation/frequency sweep capabilities, X-Y input, and easy-to-use controls. It includes a full complement of outputs, making it suitable for educational, laboratory and general purpose applications. It features two channels, AM, FM and assorted pulse function outputs, and a dual-time base generator. You can create complex waveforms and trigger and synchronize events. The BK4011A is designed for reliability, with a durable metal case and a robust, adjustable power supply.