Model: DTO-218-CD-1

PMI Model No. DTO-218-CD-1 is a digitally controlled oscillator (DTO's) covering the frequency range of 2.0GHz to 18.0GHz.  This model is designed to withstand stringent military ground or airborne environments.  Incorporated in the design is the latest internal digital calibration techniques such that frequency drift over the operating temperature range is minimal.  This unit offers fast switching speeds and a stable frequency output with low phase noise.

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Product Feature

Test Report

Operating Manual
Unit Data




Frequency Range 2.0 to 18.0GHz
Frequency Accuracy ±2.0MHz Max. @ +25C
Frequency Drift ±0.1MHz/C Max.
Frequency Settling ±3.0MHz Max. within 1usec.
    Bandwidth DC to 9MHz Min.
    Sensitivity Variation 1.1:1 Max.
    Frequency Deviation Bandwidth 400MHz Min. @ 2V peak-peak
RF Power:
    Output +10dBm Min.
    Variation ±3.0dB Max. Including temperature and frequency
Phase Noise -60dBc/Hz typ. @ 100kHz offset
Harmonics -20dBc Max.
Spurious -55dBc Max.
Pulling ±1MHz Max. @ VSWR 2:1
Pushing ±500kHz/V Max.
Linearized Frequency Tuning Step Size LSB 0.5MHz Nominal for full-band
DC Power +15V ± 0.5V
  -15V ± 0.5V
  +5V ± 0.5V
  +28V ±

Environmental Ratings:

Temperature:  -40ºC to +70 ºC Operating
 -40ºC to +100 ºC Non-Operating
 Humidity:  MIL-STD-202F, Method 103B Cond. B
 Shock:  MIL-STD-202F, Method 213B Cond. B
 Vibration:  MIL-STD-202F, Method 204D Cond. B
 Altitude:  MIL-STD-202F, Method 105C Cond. B
 Temperature Cycle:  MIL-STD-202F, Method 107D Cond. A