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Viking DVA-2WA Technical Practice
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Viking DVA-2WA Technical Practice

Digital voice announcer with built-in amplifier
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TECHNICAL
TECHNICAL
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The output of the DVA-2WA may also be connected directly to loudspeakers for repeated mes-
sages or played at the push of a button for museum displays, information booths, point of inter-
est locations, retail applications, etc.
The DVA-2WA's non-volatile memory eliminates the need for batteries or costly built in tape
decks.
ience of recording at the shop or pro-
fessional studio and then shipping to
the installation site.
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• 7.5 minutes of user recordable memory
• Select from user recorded messages or four pre-
recorded on-hold pacifier messages
• Three playback options: on demand, continuous loop and
timed intervals
• Non-volatile memory (no batteries required)
• Built-in 2 watt amplifier will drive up to three 25AE Paging
Horns, 30AE Ceiling Speakers or equivalent (Fax Back
Document 498)
• Record from electret mic, carbon handset, tape, CD,
PC sound card or any line level device
• Monitor recording from a standard handset
• 600 ohm audio output for high wattage amplifiers
• Multiple message capabilities (total number of messages
limited to 250 or the maximum record time)
• AGC (Automatic Gain Control) for trouble free recording
• Auxiliary audio (MOH) input for background music
between messages
• Remote trigger input for on-demand playback from a
remote contact closure
• Press and hold play mode
• Status LED for record and playback indication
• Master and auxiliary input volume controls
• I.O. (Input/Output) communications port (allows only
one DVA-2WA to announce at a time)
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Promote Your Business While
Customers Hold and more...
This provides the conven-
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The DVA-2WA is a digital announcer with a built in 2 watt
amplifier. Designed to provide music and promotion on
hold, the DVA-2WA can playback in a continuous loop or
alternate between promotions and an auxiliary music
source in timed intervals. Any number of multiple mes-
sages may be recorded.
The announcer comes with four professionally pre-record-
ed promotion on hold messages, a power supply and
cabling for an easy plug and play installation.
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• On-hold promotion messages and background-music
• Non-volatile message repeater for...
- Museum and information displays
- Car rental "Leave the keys in the ignition..."
- Airport "Loading and unloading only..."
- Smoking "This is a non-smoking building..."
- Amusement Parks "Please keep your hands in the
vehicle at all times..."
- Retail "Blue light special in aisle 5..."
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Power: 120V AC/12V DC, 500mA adapter provided
Dimensions: 133mm x 89mm x 44mm (5.25" x 3.5" x 1.75")
Shipping Weight: 1.0 kg (2.2 lbs)
Environmental: 0°C to 32°C (32°F to 90°F) with 5% to 95%
non-condensing humidity
Frequency Response: 100-3.4KHz
Sampling Rate: 64K (equivalent)
User Message Length: 7.5 minutes maximum
Recording Audio Input Level: 30mV - 1.0V RMS (AGC range)
600 Ohm Audio Output Level: 0.3V RMS maximum (across a
600 ohm load)
Speaker Output Power: 2 watt peak
Connections: (1) 6-position cage clamp terminal block, (3) 3mm
(1/8") audio jacks, (1) handset jack
Pre-recorded Pacifier Message Length: 30 seconds total
Minimum Speaker Impedance: 2.66 Ohms: (3) 8-Ohm speak-
ers in parallel
I.O. Com Wire Run Length: 1000 ft maximum (24 Awg)
Remote Trigger Wire Run Length: 4000 ft maximum (24 Awg)
DV
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Digital Voice
Announcer with
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Built-In Amplifier
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A-2W
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A-2W
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May 24, 2004

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Summary of Contents for Viking DVA-2WA

  • Page 1 TECHNICAL TECHNICAL The output of the DVA-2WA may also be connected directly to loudspeakers for repeated mes- sages or played at the push of a button for museum displays, information booths, point of inter- est locations, retail applications, etc. The DVA-2WA’s non-volatile memory eliminates the need for batteries or costly built in tape decks.
  • Page 2 4. RA number on carton: In large printing, write the R.A. number on the outside of each carton being returned. Viking warrants its products to be free from defects in the workmanship or materials, under normal use and service, for a period of one year from the date of purchase from any authorized Viking distributor or 18 months from the date manufactured, which ever is greater.
  • Page 3 * Note: Up to three 8-ohm speakers may be connected (not included). Viking models 25AE Paging Horn, 30AE Ceiling Speaker or equivalent are recommended. For more information, retrieve Fax Back Document 498.
  • Page 4 When installing multiple DVA-2WA’s in displays that are close enough together to cause audible interference, the I.O. communication will allow only one DVA-2WA to announce at a time. The last unit to be triggered will announce its message, disabling any current messages played from any previously triggered DVA-2WA.
  • Page 5 Step 3. Program the RAD-1 as shown in the RAD-1 Technical Practice, Fax Back Document 410. Important: The RAD-1 “Call Timer” must be programmed to a time long enough for the DVA-2WA to play its entire message. Please refer to the RAD-1 Technical Practice, Fax Back Document 410.
  • Page 6 DVA-2WA and set DIP switch 7 to the ON position. Step 3. Slide the PLAY/RECORD switch to the right, the LED will light steady to indicate the DVA-2WA is in the record mode.

  • Page 7: Dip Switch Programming

    A. Recording The DVA-2WA is designed to be recorded from any line level source (tape/CD player, PC soundcard, etc.) or live from an Electret microphone or carbon handset. Single or multiple messages may be recorded. You may record up to 250 messages, but the total length of all messages may not exceed the maximum record time.
  • Page 8 25AE Paging Horn are included. Due to the dynamic nature of the product design, the information contained in this document is subject to change without notice. Viking Electronics, and its affiliates and/or subsidiaries assume no responsibility for errors and omissions contained in this information. Revisions of this document or new editions of it may be issued to incorporate such changes.