Tektronix 180A time-mark generator signal test rf tv

What is for sale: Tektronix 180A time-mark generator signal test rf tv

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Tektronix 180A Time-Mark Generator. Works. All tube circuitry; Crystal heater; low noise outputs. Generates ms sine waves. Use this to pulse an audio amp, or for rf and tv work. A classic piece of test equipment from the old Tektronix company.
Some cosmetic rust and scuffs on the blue case, but otherwise in great shape. Includes power cord.
See photos at http://joeltunnah.com/forsale
Local pickup only, in Park Slope, Brooklyn.