Many people who enjoy electronics as a hobby or in education (where budgets are always tight) don't always need a super-high-end oscilloscope but instead rather require something that is very affordable yet highly usable in practice.
The PCB-scope is just that - simple to use, yet with a full feature set as you will find on professional instruments. The Windows software is free of charge and the PCB-scope connects via a standard micro-USB cable (as used by most cameras, mobile phones and e-readers, not included).
PCB-scope grew out of the earlier DPScope project to see how a PCB based scope design could be simplified yet still give the functionality, look and feel of a real oscilloscope. It is primarily geared towards education and beginners and is ideal for use within PICAXE microcontroller projects.
PCB-scope highlights:
- Oscilloscope, logic analyzer and datalogger in one instrument.
- Two analogue input channels (for scope and datalogger modes) - many of the low-end scopes on the market only have a single channel which makes them very limited as you often need to display one signal with respect to another (e.g. clock vs. data), or trigger on a signal different to the one you want to look at.
- Four digital input channels (for logic analyzer and datalogger modes)
- Triggering on CH1, a dedicated trigger channel, or free running. (Logic analyzer can trigger on any of the digital channels).
- Trigger on rising or falling edge (selectable), or free running.
- Covers the typical applications in a hobby/PICAXE environment: Analogue signals like audio (0 - 20 kHz), ultrasound, infrared sensors (38 kHz), servo motor control (a few kHz). Logic signals like e.g. RS-232, CAN, I2C, SPI, one-wire. Slow changing signals like temperature sensors etc.
- Spectrum analyzer functionality (real-time Fast Fourier Transformation) so one can look at things like 50 (or 60) Hz interference, distortion in an audio amplifier or look for oscillations in a power supply.
- Fast and smooth acquisition - shows the signals "as they happen", with a screen update rate up to 20 frames/sec.
- Wide input range - from millivolts to > 20V (> 200V with an optional 1:10 scope probe)
- Very low-cost
- Small and easy to use so even a user without much experience with oscilloscope gets a quick start, and compact so it doesn't use much desk space.
- Uses standard micro USB to connect to a computer as well as for power supply
- Dual connectors (supplied) for easy breadboard connection.
Specification:
- Number of analogue (scope) channels : 2 signal channels + external trigger input
- Number of digital (logic analyzer) channels : 4
- Analogue bandwidth (scope channels) : > 300 kHz
- Input impedance : Scope channels : 1 Mohm || 15 pF Ext. trigger: high impedance Logic analyzer: high impedance
- Signal connection : Scope: 0.1" jumper posts Logic analyzer: 0.1" jumper posts.
- Vertical sensitivity (analog channels) : 50 mV/div to 2 V/div (1:1 probe)
- Logic threshold (logic analyzer channels) : TTL (also works for 5V / 3.3V / 2.5V CMOS, RS-232)
- Vertical resolution : 8 bits (scope mode) 10 bits (datalogger mode)
- Vertical offset : +/-6 divisions
- Maximum voltage range : Scope inputs: -24V ... 24V (1:1 probe) External trigger input: -1 ... +6V
- Offset adjustment : Yes
- Max. sample rate (single shot) : Scope: 50 kSample/sec Logic analyzer: 1 MSamples/sec
- Max. sample rate (repetitive signals) : 2 MSamples/sec (scope mode only)
- Timebase settings : Scope: 5 usec/div ... 1 sec/div Logic analyzer: 10 usec/div ... 1 sec/div Datalogger: 0.5 sec/div ... 1 hr/div
- FFT (frequency spectrum) frequency range : Up to 25 kHz
- Trigger source : Scope mode: CH1, external, auto (free run)Logic analyzer: any of the 4 digital channels
- Trigger polarity : Rising edge,falling edge
- Max. trigger rate : Scope: ~60 kHz Logic analyzer: > 1 MHz
- Record length (normal mode) : Scope mode: 200 points/channel FFT (frequency spectrum): 400 points/channel Logic Analyzer: 850 points/channel Datalogger (roll) model: unlimited
- Max. screen refresh rate : Up to 20+ frames/sec (both channels on) (sufficiently fast PC required)
- Datalogger mode (roll mode) : Yes (data can be logged to file in real time)
- Real-time FFT : Yes
- FFT filters : Rectangular, Hanning, Hamming, Blackman
- Averaging : Yes (1 / 2 / 5 / 10 / 20 / 50 / 100)
- Display styles (can be combined) : Points, Vectors (Lines), Infinite Persistence
- Fully automated measurements : Level: low, high, mid level, amplitude,DC average, AC RMS Time: period, frequency,duty cycle, pos. width, neg. width, rise time, fall time
- Waveform cursors : Yes (horizontal and vertical pairs)
- Waveform export (e.g. to Excel) : Yes (CSV format)
- Save/restore of scope set ups : Yes
- PC connection : USB (HID device), no special driver needed
- PC software : Windows 2000, XP (SP3), Vista, 7, 8
- Minimum screen size : 1024 x 768 pixel
- Power supply : Through USB (5V / 70mA)
- Microcontroller and USB interface : Fully pre-programmed; no programming required
Resources:
- PCBscope Software v1.04 (approx 3MB, Windows XP, Vista, 7, 8)
- PCBscope Manual
- PCBscope Schematic
- PCBscope Design History
PICAXE PCB Scope OSC001
- Brand: PICAXE
- Product Code:PICAXE-PCB-Scope
- Reward Points:21
- Availability:In Stock
-
रo 2,185.00
- Price in reward points:2185
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Tags: pcb, scope, oscilloscope, logic-analyzer, datalogger, triggering, spectrum-analyzer