Cisco PIX 515E Security Appliance

The Cisco PIX 515E is a modular, purpose-built security appliance that delivers enterprise-class security for small to medium-sized business networks.

The Cisco PIX 515E versatile one-rack-unit design supports up to six 10/100 Fast Ethernet interfaces, making it an excellent choice for businesses requiring a cost-effective, resilient security solution with "demilitarized zone" support. It also delivers up to 188 Mbps of firewall throughput with the capability to handle more than 130,000 simultaneous sessions.

Certain PIX 515E models include high-availability services as well as integrated hardware VPN acceleration that delivers up to 140 Mbps of Triple Data Encryption Standard (3DES) VPN throughput and 140 Mbps of Advanced Encryption Standard-256 (AES) VPN throughput.

DSO Nano v2

DSO Nano v2 is a Digital Storage Oscilloscope designed for basic electronic engineering tasks. Within its smart shell, the device runs on ARM Cortex™-M3 32 bit platform, provides basic waveform monitoring with extensive functions. It equips 320*240 color LCD, micro SD card storage, portable probes, LiPo Battery, USB connection and signal generator. Due to palm size and handy performance, it fits in-field diagnosis, quick measurement, hobbyist projects and wherever convenience matters. Scheme and source files are also open for re-innovating.

Features

• Portable and lightweight (120Gram)
• Color display
• Waveform storage and playback
• 6 triggering mode
• 200Khz Analog Bandwidth
• Complete measurement markers and signal characteristic
• Built-in Signal Generator
• Accessories available
• Open Source

Package list:

• DSO Nano V2 X1
• Probe X1
• Test Probe X1
• Screw driver X1
• Bag X1
• Stand X1

What’s new?

1. Upgraded to semi-steel case for:

a Mechanical endurance

b Shielding of noises

c Easier assembly

2. Unibody PCB design for better reliability

3. Complete charging circuit with LTC4054 IC

4. Dedicate channel for signal generating.

5. Extra button for quick adjustment

6. Fixed battery connector

7. Compact dimension (95mm*62mm*13mm, 76g)

8. Updated software (something beyond v2.4 is on going)

Radar light switch WS-WMSW1 / Microwave light controller

Radar light switch WS-WMSW1 / Microwave light controller with casing 

8.5GHz Microwave light controller,based on Doppler Effect.Taking latest advanced planar antenna to effectively inhibited high-order harmonic signals. When people stay at sensor range, Radar Detector will automatically connect to the load. People stay at sensor range, Radar Detector will continue to connect the load. Automatically turns off the load after people leave.It will light up when people are here; it will light out when people away to achieve energy-saving minus carbon purpose.

Feature

• Exclusive Patent.
• Special design, can instead of traditional Switch.
• Don´t worry wrong line connected caused short-circuited. Just connect original power line, don´t need to connect with firewire.
• With night-light instruction, hand-operated or auto-operate for your best choice.
• Auto-start sensing light function at night.
• Can be as ON/OFF, it will keep open after you press ON/OFF key, easy for office using.
• Wireless UHF microwave detecting to avoid the PIR causing working error, no-operating, short distance , etc. which are causing by weather, temperature changing.
• Reduce PIR failure rate.
• Detect distance over 15M.
• Strong penetration, can penetrate wall, glasses and so on.
• Well responsive, almost no dead angle

Application

• Auto-sensing light
• Staircase walkway light
• Outdoor turf sensor light
• Parking light control light
• Traffic light signal control light
• Office power management
• Monitor anti-theft auto lighting

TRW-10GHz 8.5GHz Wireless Radar Transceiver Module

TRW-10GHz is high frequency radar transceiver module. It is using Doppler Effect Theory to detect frequency change when person or objects move. When it finish signal detect, it will output to MCU to detect or OP AMP voltage comparator to deal with signal strength. Performance of this module is different from PIR (Passive infrared sensor), PIR distance will be very short because of temperature changes. More stable, long distance, wide angle, high sensitivity, cost is lower than PIR and easy for using. It can use in various products. Whatever indoor or outdoor, you can design different products to fit difference place and environment.

Using this module, you don´t need to waste energy, save electricity fees and extended product life to let energy-saving and minus carbon purpose coming true. It can widely use in automatic door opener, security system, automatic light sensor, traffic speed searching, traffic light signal control, office power management, intelligent control, medical probe and so on.

Key Feature

• Dual 2 patch antenna
• Operating frequency 8.5GHz
• 10dBm output power
• 50m detection distance

Application

• Automatic door opener
• Security system
• Automatic light sensor
• Staircase & aisle light
• Turf sensor light
• Parking light control
• Traffic light signal control
• Office power management
• Traffic speed searching
• Intelligent control
• Medical probe

Electrical Specification:

Parameter	Specification			Unit	Condition
	Min	Type	Max
Frequency Range	8.2		8.7	GHz
Output Power	8		12	dBm
IF Output Amplitude			400	mV	VPP
Supply Voltage, VDD		5		V	DC
Current		45		mA

2X8Watt TPA3123 Class-D Audio Amplifier Board

this 2*8W also employs TPA3123D2 chip from TI. The efficiency of the TPA3123D2 eliminates the need for an external heat sink when playing music. It supports dual channel amplification and each such channel is rated at 8W which helps producing state-of-the-art sound quality. Integrating high-quality SMD and MKP plug-in capacitors ensures Hi-Fi amplification output.

You can use it to drive any 4Ω or 8Ω passive speakers. It can readily be powered by any DC power supply ranging from +10 to 16V. With a Car Cigarette Lighter Plug Charger, you can enjoy great music in car without extra power supply.

Features:

Size: 96.48 (L) × 59.20 (W) × 16.10 (H) ±0.2mm

A perfect "Class-D"architecture

Miniature and high-quality

Fully-bridged stereo output

Wide power supply range: +10V-16V

Mounting holes facilitate installation and fixing

Several wiring methods facilitate connection

Two kinds of input: line level input and analog audio input

Power the board via the socket (J11)or the wiring terminal (J10)

Excellent design of the power ports which allows users to cascade multiple amplifier boards (max 4 recommended)

Excellent heat dissipation eliminates the requirement of an extra heat sink

Frequency response: 20Hz-20KHz(±3dB)

Signal/Noise ratio: 100dB(A Weighted)

High Output Power

5W @ 8Ω, < 10.0% THD+N

8W @ 4Ω, < 10.0% THD+N

High Efficiency

92% @ 4W 8Ω

85% @ 6W 4Ω

Audiophile Quality Sound

0.1% THD+N @ 3W 8Ω

0.1% THD+N @ 6W 4Ω

Sensitivity and gain adjustable

Over/under voltage turn off

Over current protection

Over temperature protection

Over 90% components are SMT based, which are reliable and environment-friendly

Ideal for DIY and industrial applications

Applications:

Active Subwoofers

Home Theater Receiver

Multi-channel Distribution

Active DVD System

Mini/Micro System

2X25Watt TPA3123 Class-D Audio Amplifier Board

As a new member of class-D amplifier series, this 2*25W amplifier board employs TPA3123D2 chip from TI. It supports dual channel amplification and each such channel is rated at 25W which helps producing state-of-the-art sound quality. The efficiency of the TPA3123D2 eliminates the need for an external heat sink when playing music. Besides, integrating high-quality SMD and MKP plug-in capacitors ensures Hi-Fi amplification output.

This amplifier can readily be powered by any DC power supply ranging from +10 to 30V. You can use it to drive any 4Ω or 8Ω passive speakers.

Features:

Size: 110.02 (L) X 68.60 (W) X 16.00 (H) ±0.2mm

Perfect "Class D" architecture

Half-bridged stereo output or Fully-bridged mono output

Wide power supply range: +10V-30V

Mounting holes facilitate installation and fixing

Several wiring methods facilitate connection

Two kinds of input: line level input and analog audio input

Power the board via socketJ11 or the wiring terminal (J10)

Excellent design of the power ports which allows you to cascade multiple amplifier boards (max 4 recommended)

requency response: 20Hz-20KHz(±3dB)

Signal/Noise Ratio: 100dB(A Weighted)

High Output Power

10W @ 8Ω, < 10.0% THD+N

25W @ 4Ω, < 10.0% THD+N

High Efficiency

92% @ 8W 8Ω

85% @ 16W 4Ω

Audiophile Quality Sound

0.08% THD+N @ 5W 8Ω

0.08% THD+N @ 10W 4Ω

Sensitivity and gain adjustable

Over/under voltage turn off

Over current protection

Over temperature protection

Over 90% components are SMT based, which are reliable and environment-friendly

Ideal for DIY and industrial applications

Could be bridged

Applications：

• Active Subwoofers
• Home Theater Receiver
• Multi-channel Distribution
• Active DVD System
• Mini/Micro System

2X2Watt PAM8803 Class-D Audio Amplifier with volume control

PAM8803 IC which offers 64-step digital volume control and low THD+N, allowing it to produce high-quality sound reproduction. This board can be powered by 2 to 3 AA batteries or DC2.5V to 4.0V via a terminal block. Audio signal can be input via 2510 connector or 3.5mm headphone jack. In addition, this board still remains the features of AA-AB32131, such as over/under voltage turn off, over current protection, etc., and can be used to drive passive 4Ω or 8Ω speakers.  Volume control is available via on-board buttons or an external rotary encoder daughter board.

Features:

Size: 74.40 (L) × 54.80 (W) × 18.00 (H) ±0.2mm

A perfect "Class D" architecture

Miniature and high quality

Full-bridged stereo output

64-step gain adjustment

Frequency response: 20Hz to20KHz(±3dB)

Signal/Noise Ratio: 85dB (f=22Hz to 22KHz, THD=1%)

High Output Power

1.2W @ 8Ω, < 10.0% THD+N

2.0W @ 4Ω, < 10.0% THD+N

High Efficiency

85% @ 1.2W 8Ω

88% @ 2.0W 4Ω

Audiophile Quality Sound

0.19% THD+N @ 0.5W 8Ω

0.17% THD+N @ 1.0W 4Ω

Mounting holes facilitate installation and fixing

Several wiring methods facilitate connection

Excellent heat dissipation eliminates the requirement of an extra heat sink

Over/under voltage turn off

Over current protection

Over temperature protection

Over 90% components are SMT based, which are reliable and environment-friendly

Ideal for DIY and industrial applications

Applications：

• Home Active Speaker
• Home Theater Receiver
• Multi-channel Distribution
• Active DVD System
• Mini/micro Systems

2X15Watt TA2024 Class-D Digital Audio Amplifier

Class-D audio amplifier based on authentic TA2024 from Tripath

Streamlined aluminium alloy housing helps remove heat and makes it more durable

Wide power supply range: 9-14V power source. With a Car Cigarette Lighter Plug Charger, you can enjoy great music in car without extra power supply.

High-quality digital volume control IC ensures long time use and perfect sound output

High input sensitivity

0.1% THD+N @ 9W, 4Ω

0.1% THD+N @ 6W,8Ω

15W @ 4Ω, 10% THD+N

10W @ 8Ω, 10% THD+N

84% @ 15W, 4Ω

90% @ 10W, 8Ω

MCU-based backlight of volume control knob-"LED ring", which is illuminated when you turn the power on.

Over/under-voltage shut down

Over-current protection

Over temperature protection

Size: 120 (L) X 74.6 (W) X 49 (H)±0.2mm

aluminium alloy case is the definition of Elegance， hard and frosting

Over 90% components are SMT based, which are reliable and environment-friendly

Applications：

Home Theater

Powered Subwoofers

Powered DVD Systems

Mini/Micro Systems

MP3, Video CD output Amplification

2X100 Watt Class-D Audio Amplifier Board

Powered by any DC voltage from 10V to 32V, this high efficiency amplifier board is capable of outputting up to 100W per channel. Volume control can also be done via on-board DIP switches. Besides, this board can be used to drive 4Ω or 8Ω passive speakers.In addition, auto fan control function is utilized so that the cooling fun will self-adjust its rotating speed when the temperature of chips is too high, ensuring the normal working of the chips, and will automatically shutdown when the temperature of chips keeps low, ensuring the fun’s own long service life.

Features:

Size: 148.30 (L) × 106.80 (W) × 35.50 (H) ±0.2mm

A perfect "Class T" architecture

Wide power supply range: 12V to 30V, maximum 32V

Frequency response: 20Hz to 20KHz(±3dB)

Signal/Noise Ratio: 100dB(A-Weighted)

High Output Power

30W @ 6Ω, < 1% THD+N

40W @ 8Ω, < 3% THD+N

100W @ 4Ω, < 10.0% THD+N

High Efficiency

86% @ 60W 8Ω

82% @ 46W 6Ω

90% @ 100W 4Ω

Audiophile Quality Sound

0.007% THD+N @ 30W 8Ω

0.005% THD+N @ 70W 4Ω

Line level audio signal input

Mounting holes facilitate installation and fixing

Several wiring methods facilitate connection

New design in power supply supports connection with more amplifier boards of the same type

Excellent heat sink and powerful cooling fan on TP2050 eliminate your worry on heat dissipation

Over/under voltage turn off

Over current protection

Over temperature protection

Over 90% components are SMT based, which are reliable and environment-friendly

Ideal for DIY and industrial applications

4X100Watt TK2050 D-class Amplifier

Based on two TC2000 and four TP2050 chips from Tripath, this class-D audio amplifier board allows the creation of really good sounding multi-channel systems. Being compatible with power supplies ranging from 10V-30V, it can be used in many audio systems. This amplifier has four channels, all with the same power up to 100W each and sound quality, so the sound quality is simply outstanding. You can use any number of channels you like, and leave the others unused.

This is an exceptionally well designed amplifier, with a lot of power reserve, high fidelity, low distortion, good S/N ratio, high sensitivity, low consumption and full protection. Having all these almost ideal characteristics this amplifier is likely to become the basic building block of your future high fidelity system, or it can also become the element that will upgrade your existing system.

Features:

• Several wiring methods facilitate connection.
• Mounting holes are available for easy installation and fix.
• Excellent heat sink eliminates your worry over heat dissipation.
• "Audiophile quality" sound
• A perfect "Class D" architecture
• Operating voltage range: 10V-30V, the maximum voltage of power supply is 32V
• Frequency response: 20Hz-20KHz (±3dB)
• Signal/Noise Ratio：100dB
• High Output Power
• 30W @ 6Ω, < 1% THD+N
• 40W @ 8Ω, < 3% THD+N
• 100W @ 4Ω, < 10.0% THD+N
• High Efficiency
• 86% @ 60W 8Ω
• 82% @ 46W 6Ω
• 90% @ 100W 4Ω
• Audiophile Quality Sound
• 0.007% THD+N @ 30W 8Ω
• 0.005% THD+N @ 70W 4Ω
• Line level analogue audio input
• Over/under voltage turn off
• Over current protection
• Over temperature protection

Applications:

• Active Subwoofers
• Home Theater Receiver
• Multi-channel Distribution
• Active DVD System
• Mini/Micro System