title: CVOICE 8.0, with CD: Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (Exam 642-437)
author:  Andrew Froehlich 
description: <b>Essential Exam Preparation for Cisco VoIP Professionals</b>
zlib_text: 42
  November 1999
  By Bob Larkin, W7PUA
  efore you press that mike button
  or key, you should become
  familiar with the operation of
  your new transceiver and what
  you can expect from it. I’ll cover that this
  month along with some ideas I have about
  future expansion.
  Operation
  By simply attaching an antenna, speaker
  and microphone to the transceiver, you can
  operate 2-meter QRP. First, connect the
  transceiver’s DB9 connector to a PC serial
  port you’ve chosen, then apply power to
  the transceiver and PC. Programs load first
  into the DSP, then into the PC. The default
  PC configuration screen (see Figure 13) is
  that of a 2-meter transceiver with a large
  frequency display and a help summary. For
  weak-signal work, an alternate display (see
  Figure 14) is available.
  The frequency to which the transceiver
  is tuned is displayed on the PC’s screen and
  changed by using the F9 (down) and F10
  (up) keys. Used alone, these two keys tune
  the transceiver in 10-Hz steps. For faster
  tuning, press and hold the k