HP 8904A - Page 177

4-10
Output Two Signals at Once
Sum at Output Port 2
Channel C
7. Press the NEXT key twice to access the Channel C
Configuration display.
8. Press the FREQ key and enter 20 kHz.
9. Press the WAVEFORM key and the % key.
10. Press the blue SHIFT key, the DESTN key and then the 2 key to
route Channel C to Output Port 2.
11. Press the AMPTD key and enter 1V.
Channel D
12. Press the NEXT key to access the Channel D Configuration
display.
13. Press the blue SHIFT key, the DESTN key and then the 2 key to
route Channel D to Output Port 2.
14. Press the AMPTD key and enter 1V. The HP 8904A is now
configured to sum Channels C and D and output the resulting
waveform at Output Port
2.
1 I I
I I I I
Figure 4-3. Two 20 kHz Square Wave Signals, One Modulated by
1 kHz (top), and the Other Summed with 7 kHz (bottom).
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