HP 8640B Signal Generator

£200.00

The HP 8640B AM/FM Signal Generator is designed for testing of radio receiver systems.

Description

Quantity: 1
Serial No: 1342U00161

The HP 8640B is a signal generator with an output frequency range of 500KHz  512MHzHas digital display with 6-1/2 digits. FM modulation 400Hz and 1KHz. Output Level 1V rms 600 Ohm.  AM 10mV to 0.5 to 512MHz modulation0 to 100%Output Power switchable from -145 to +19 dBm.

Item has been tested with the faults identified and results/remarks detailed by our engineer below.

HP 8640B Datasheet

Features:

    • Frequency range: 500 kHz – 512MHz
    • Frequency stability: <0.05 ppm/hr.
    • Output power range: +18 dBm -145 dBm
    • Output level flatness: 0.75 dBm a -1.25dBm
    • Harmonic spurious signals: -100 dBc <520 MHz, -20 dBc >520 MHz
    • Non-harmonic spurious signals: -100 dBc specified power
    • Internal AM, FM, Pulse modulation
    • Output connector: N(f)
    • Max frequency: 512 MHz
    • Minimum Frequency: 500 KHz
    • Modulation: AM, FM, Pulse modulation
    • Max. Output level: +19 dBm
    • Min. output level: -145 dBm

Tests/Remarks:

  • RF Output very low
  • IF on +30dB giving out < 0dB
  • FM MOD Output OK but does not show on meter
  • AM MOD output ok but does not show on meter
  • Test frequency 1M-10M-100M/1 GHz
  • Counter Mode FLL Lock – OK
  • Small crack on output power knob
  • Frequency readout shows 100MHz – output frequency is 87.9 MHz.
  • Frequency 400 MHz – OK, 300 MHZ  OK.
  • Frequency below <=250 MHz, out of step with display

Price: £200.00
Shipping (UK Mainland): £15.00/ea GBP