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User manual for Telex SPK-300L Portable Desktop Speaker User F.01U.143.104
- Manufacturer: Telex
- Basic description and contents of package
- Product classification: Pro Audio - Location Sound - Wired Intercoms
- Safety instructions
- Startup and operation of the wired intercoms
- Tips for setting up your Telex
- Settings and expert assistance
- Contact Telex service
- Troubleshooting
- Warranty information
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We recommend checking out our discussion threads on the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104,
which address similar problems with connecting and setting up Wired Intercoms Telex.
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User manual for the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104
The user manual for the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104 provides
necessary instructions for the proper use of the product Pro Audio - Location Sound - Wired Intercoms.
The SPK-300L Portable Desktop Speaker User Station w/ A5F Headset Connector from Telex is two channel select portable speaker user station housed in a rugged all metal housing perfect for table-top operation. Some features include channel select switch, call light, speaker on/off switch and dual-purpose portable desktop volume control.
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If you own a Telex wired intercoms and have a user manual in electronic form,
you can upload it to this website using the link on the right side of the screen.
You can upload and download the manual for the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104 in the following formats:
- *.pdf, *.doc, *.txt, *.jpg - Other formats are unfortunately not supported.
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Additional parameters of the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104:
| Voltage | Audio line voltage: 1 volt, peak (0 dBm voltage-equivalent) | | Range | Average speech level range: -20 dBV to -10 dBV
Absolute maximum speech level: 3 volts, peak (linear limit) | | Impedance | Audio line impedance, nominal: 50 ohms, 75Hz-20kHz system will continue to operate from 50-300 ohms | | DC Current Requirements | Nominal: 32 V DC
Operational range: 18-35 V DC
Steady state without damage: -1.5-36 V DC
Transient: 200 V, 8ms or less (after this time, power supply and user station fuses will open)
Quiescent (per station): 10-40 milliamps
Dynamic (per station): 50 milliamps (w/ 25 ohm headphones); 70 milliamps (w/ 25 ohm headphones and lights); 100 milliamps (w/ 8 ohm speaker)
Start-up current: 1.25 amperes, 50 units, all kinds
Fault current:
4.0 amperes, power supply at voltage >12 volts
1.0 amperes, power supply at voltage <12 volts | | Operating Distance | Maximum DC limit: 5000' (1524 m) distance along cable, power supply to single station #22 gauge wire - DC voltage drop limitation
Maximum AC limit: 10,000' dry pair, power supply at each end, #22 gauge wire
System capacitance: 0.3 microfarads (cumulative effect of 10,000' (3048 m) of maximum cable at 30 picrofarads/foot) | | Inputs/Outputs | Dynamic microphone type headset or handset
Carbon microphone type headset or handset
Line input (ties the station to the intercom line)
Loop/extension (allows another station to access the line through the first station. Also called loop-through | | DC Voltage | User station specifications:
20-35 V DC, operating from -200-36 volts DC without damage | | DC Current Requirements | User station specifications:
DC current:
Quiescent, 10-40 milliamps
50 milliamps, typical (w/ 25 ohms headphones)
75 milliamps, typical (w/ 25 ohms headphones + lights)
100 milliamps, typical (w/8 ohm speaker) | | Impedance | User station specifications:
10,000 ohms typical; 2000 ohms worst case dynamic operation | | Temperature | User station specifications:
Operating: 0-140°F (0-60°C)
Storage: -67-257°F (-55-125°C) | | Noise | User station specifications:
One unit: -75 dBu
Ten unit: -67 dBu | | Panel Microphone Preamp | Input impedance: 470 ohms
Source impedance: 200 ohms, nominal
Maximum input level: 150 millivolts
Voltage gain: 54 dB
Frequency response: 100-10,000Hz, 3 dB
Limiter range: 50 dB
Carbon mic excitation current: 10 milliamps, nominal | | Current | Transfer ratio: 5 milliamps / 1.5 V
Output: 5 milliamps into 200 ohms | | Headphone Amp | Overall voltage gain: 24 dB
Overall voltage gain: 9 V peak-to-peak into 25 ohms
Output power headset station: 1/2W into 25 ohms
Speaker station: 2W into 8 ohms
Frequency response: 150-8000Hz, 3 dB
Headphone impedance range: 25-600 ohms
Sidetone adjustment range: 20 dB to full on | | Call Light Levels | Signaling frequency: 20,000kHz, 3dB
Flashing rate: 3Hz, 2Hz | | Color | Grey | | Dimensions (H x W x D) | 4 x 8 x 8" (101.6 x 203.2 x 203.2mm) | | Weight | 3.5 lb. (1.6kg) | | Package Weight | 5.45 lb | | Box Dimensions (LxWxH) | 13.6 x 11.1 x 7.7" | |
The user manual for the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104 can be downloaded in .pdf
format if it did not come with your new wired intercoms, although the seller is
required to supply one. It is also quite common that customers throw out
the user manual with the box, or put the CD away somewhere and then can’t find it.
That’s why we and other Telex users keep a unique electronic library
for Telex wired intercomss,
where you can use our link to download the user manual for the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104.
The user manual lists all of the functions of the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104,
all the basic and advanced features and tells you how to use the wired intercoms.
The manual also provides troubleshooting for common problems. Even greater
detail is provided by the service manual, which is not typically shipped with the product,
but which can often be downloaded from Telex service.
If you want to help expand our database, you can upload a link to this website
to download a user manual or service manual, ideally in .pdf format. These pages
are created by you – users of the Telex SPK-300L Portable Desktop Speaker User F.01U.143.104. User manuals are also
available on the Telex website under Pro Audio - Location Sound - Wired Intercoms.
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