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Hardware Freelance Jobs more...
Project
Category: Networking / Hardware / Telephony
Subcategory: Other Hardware
Description: I would like a summary of estimated cable (not including switches or other network equipment) installation spend by telecom and cable companies in the southwestern U.S. over the next 3 - 5 years.  I would like the data broken down by company (AT&T, Verizon, Comcast, Cox, etc.) and by state.  I would like the data broken down by amount of cable (feet, miles, etc.) and amount of spend.  I want the data to include source references and would anticipate that data would come from telecom and cable companies, distributors, cable manufacturers and other industry sources.
Bids:
Bid #: 618318
Amount: Sealed
Project Match:
100%
Submitted: 11/03/2009 06:49 AM PDT
Revised: 11/03/2009 06:51 AM PDT
joe-p
Skill Rating:
 9.0
5 skills
Service Rating:
not yet rated
Location:
RI, United States
Project
Category: Networking / Hardware / Telephony
Subcategory: Other Hardware
Description: Computer system based around the Parallax SX28 Microcontroller "SX28AC/SS-G".

Must include Schematics and PCB design. Price with components needs to be kept under $15.00, we will be building in bulk so this should not be hard as long as it is kept as simple as possible. Please make sure components are available from either Parallax.com or DigiKey.com and are not low stock items.

Power Requirements:
70 - 80 MHz External Oscillator
Capable of 640x480 resolution.
9 volt DC in (coaxial power plug)
Parallax SX Key Programming port (4 pin, see Parallax Website).
Phone & Ethernet port for Dial up & Cable/DSL internet compatibility.
Two PS/2 ports for Keyboard and Mouse.

Size Requirements:
Preferred size is 4x4 inches, 5x6 inches maximum. As thin as possible.

Other Requirements:
At least one built in LED for displaying if the system is on, as well as wires out to an external LED (2.2v).
A built in reset button
Wires from the board for an external power button (momentary pushbutton)
Project
Category: Networking / Hardware / Telephony
Subcategory: Other Hardware
Description: Fairchild ACE1101MT8 microcontroller
Must implements a TCP/IP stack
Must connects to the Internet via a standard SLIP link

If you're able to do this, please bid, bid will be accept if it's within the budget I have in my mind.
Project
Category: Networking / Hardware / Telephony
Subcategory: Other Hardware
Description: I need to integrate all these systems and transmit any data I designate.  Secrecy is a must, and a non disclosure agreement must be signed.
Project
Category: Networking / Hardware / Telephony
Subcategory: Other Hardware
Description: A PCI board that is capble of receiving 8VSB/QAM digital TV signal. The key requirements are summarized below:

Supported Modulation Format:
8-VSB (ATSC)
64/256 QAM Annex-B (US digital cable)

Input Bit Rate:
256 QAM 38.8 Mb/s
64 QAM 26.9 Mb/s
8VSB: 19.4 Mb/s

RF Tuner:
Tuner Input Frequency Range 54 – 1000MHz
External Connectors F Type Female
Nominal Input Impedance 75ohm
Channel Bandwidth 6MHz

PCI Interface:
Universal (3.3V and 5V) PCI bus
Latest PCI Interface Protocol
Host bus width 32bit
PCI bus master 32bit DMA
Interface to the transport stream data output
Interface to the I2C bus on the chip set to retrieve additional data for RF constellation diagram

Data Output:
Full transport stream data, via PCI interface
RF parameters, listed below, via PCI interface

RF Parameters To Be Retrieved:
SNR: Signal to noise ratio
AGC level: Automatic gain control
Bit error rate or segment error rate
Raw I/Q channel data to be used to calculate constellation diagram, eye diagram and modulation error ratio.
Linear equalizer tap coefficients - optional.

Drivers:
Support Windows XP, Windows Vista and Windows 7, 32 bits
Support Linux Fedora, 64 bits

API:
Get transport stream data
Retrieve RF parameters
Control the RF tuner for tuning to different channels
Control the demodulator for switching between QAM and 8VSB modulation
Control the demodulator to turn on/off its equalizer and phase tracker
Scan channels
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