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JG-101 General Electronic Experimental Training Room Equipment

The general electronic experimental training room equipment is developed according to the latest syllabus of the State Education Commission, and this product is developed in accordance with the requirements of the syllabus of higher education and vocational education in China. Is the most advanced domestic technology, equipped with the most complete new products of electrical and electronic equipment. Can complete more than 400 experiments in electrical courses such as electrical engineering, electrical engineering principles, electronic technology experiments, etc. All experimental components have been installed on the component box. The component box is inserted into the universal nine-hole universal board during the experiment. Spelling arbitrary. There are multiple layouts of the same experiment, which can effectively improve the practical ability, so that students have a complete, practical, and close to the actual experimental process, learn and master the operations involved, strengthen students 'understanding of related theoretical knowledge, train and improve students' practical Hands-on ability; on this basis, through the design of relevant innovative experiments, students 'initial ability to discover, analyze, and solve problems is provided; in addition, it provides a support platform for teachers' scientific research. The transparent component box body is adopted, and the built-in components are clear at a glance. The box cover can be opened when the component is replaced, which is convenient for maintenance. ( Teaching Equipment | Teaching Instruments )
● Features of this product:
The experimental bench has more complete safety protection measures and more complete functions (see the introduction to the experimental bench structure for details). The center of the experimental table is equipped with a universal circuit board. The circuit board is injection molded. The surface is provided with nine holes to form a set of interconnected jacks. The component box is randomly inserted into the experimental circuit. The component box box is transparent and intuitive , The lid is printed with the symbol of the element that never fades, and the lines are clear and beautiful. The box body and the box cover adopt a more scientific press card structure, which is convenient for maintenance and disassembly. The components are placed in the left and right cabinets below the experimental table, which greatly improves the management level and the degree of planning, which greatly reduces the teacher's experiment preparation work.
● Scope of application:
Applicable to higher, secondary, vocational schools and technical schools of electrical engineering, electrical engineering principles, electronic technology and other course experiments. Can complete AC, DC, oscillation, magnetic circuit, operational amplifier, rectifier circuit, AC and DC amplifier circuit, digital logic circuit and other circuit experiments. This equipment is an ideal product for upgrading or existing laboratory equipment. Its equipment is an important sign of school level and grade.
Special configuration:
1.Electrician, electronics, electric tutor teacher's teaching platform is equipped with a portable design and development experiment box 2. Experimental demonstration and troubleshooting software set 3. New electronic design training and development experiments 1. Crossroad traffic lights 2. Responder design 3. Countdown schedule design 4. Standard clock design 5. Mobile indicator light design 6. Temperature-frequency converter design 7. Luminance frequency converter design 8. Liquid monitoring alarm 9. Function generator design 10. Four-digit A / D converter

电子实验室|电子实验室设备|通用电子实验室设备|电子实验培训考核实训设备

● The structure of the experimental table and operation table of the three sets of laboratory equipment are the same:

l.External bench shell specifications: 1230 〜 350 〜 200mm
2.Three-phase insurance seat
3.Three-phase power input indicators
4.Master switch: master switch of experimental power supply, with leakage overload protection
5.Test button: test the leakage function of the leakage switch
6, power input indication l
7, power output indication 3 (red, green, yellow three colors)
8.AC voltmeter: indicates the output line voltage
9. Voltage transfer switch: used in conjunction with a voltmeter to monitor the size and symmetry of the output line voltage
10, 5 sockets: A unit three-phase four-wire and ground wire
l1, ammeter: W-phase current output indication
12, four sockets: A unit three-phase four-wire power output
13.Two terminal blocks: AC low-voltage power output of unit B
14. Electric meter (2A): AC current indication of unit B
15.Knob: 3-24V voltage output selection of unit B
16.Switch: C unit dual DC stabilized power switch
17.Knob: C unit dual channel Ⅰ channel steady current adjustment
18.Knob: C unit dual Ⅱ voltage regulator adjustment
19, 2 sockets: C unit Ⅰ DC stabilized voltage output
20, insurance seat: C unit dual power supply insurance
21, four meters: dual voltage regulator power voltage, current indication
22.Wiring block: D unit DC 5V regulated output
23, electricity meter: D unit current 0.5A output indication
24.Switch 1: Controls various low-voltage AC power and signal sources
25.Switch 2: Control the AC and DC voltage regulating power supply of the E unit
26, electricity meter: AC voltage output indication of unit E
27. 4 terminal blocks: AC and DC output of E unit
28.Knob: E unit 0 ~ 240V voltage adjustment
29.Socket: 220V output socket of G unit
30.Knob: Audio power amplifier volume adjustment
31.Two sockets: audio signal input
32.Button: single pulse enable switch
33, 3 sockets: single pulse output port
34. Electric meter: function generator sine wave output voltage indication
35.Knob: Sine wave output three-level attenuation adjustment
36.Knob: Fine adjustment of sine wave output
37.Wiring socket: sine wave output port
38.Knob: Rectangular wave output amplitude adjustment
39.Wiring socket: triangle wave output port
40. Knob: Fine adjustment of function signal generator frequency
41.Terminal block; rectangular wave output port
42. Rotary knob: five-level coarse adjustment of the function signal generator frequency
43.Meter: Function generator output frequency indication
44.Multimeter: 500 type
45.Experiment desktop size 1600 〜 7O0mm
46. Universal circuit board: 350 〜 900mm, component box can be inserted randomly for experiment
47.Storage board: place component box
48. Left storage cabinet: Place storage plate (with door lock)
49. Drawer: Place common tools
50. Right storage cabinet: place storage board (with door lock)
51. Oscilloscope: Any model (user-supplied)
52.Tools
● Main technical indicators of the test bench:
1.Input working power: three-phase four-wire
Output power and signal:
l, unit A: three-phase four-wire
Unit B: AC 3, 6, 9, 12, 15, 18, 24V
3. Unit C: dual-channel steady-current regulated power supply (with overload and short-circuit protection functions).
Continuously adjusted by multi-turn potentiometer, the maximum output current is 2A. Voltage stability: <10-2 Load stability: <10-2
Ripple voltage: <5mV.
4. Unit D: DC regulated 5V, current 0.5A
5. Unit E: vertical current voltage 0-240V continuously adjustable, current 2A
6. Unit F: 220V voltage output for external instruments.
Third, single pulse source: two independent single pulse sources , each can output a pair of positive and negative pulses each time.
4. Function signal generator: (sine wave, triangle wave, rectangular wave)
1.Frequency range: 5Hz-55OKHz divided into five frequency bands
2.Frequency indication: read directly from the Hz meter
3.Voltage output range: Sine wave: 5Hz-25OKH> 4.5V, 25OKHz-55OKHz> 3.5V
Three levels of attenuation: Odb, 2Odh, 4Od with continuous fine adjustment
Rectangular wave: 5Hz-25OKHz> 4.5V, 25OHHz-55OKHz> 3.55V, continuously adjustable amplitude
Triangle wave: 5Hz-55OKHz> lV
V. Audio power amplifier: The input audio voltage is not less than 10mV, the output power is not less than lW, the volume is adjustable, there is a speaker, which is used to amplify the sound of the circuit, and can also be used as a signal tracking instrument.
Six, insulation resistance:> 5MΩ
Seven, leakage protection: leakage current 3OmA
※ Complete equipment structure and equipment: (Twenty-four seats as an example)
(1) Experimental table: 12 student experimental tables, one with two seats, the external dimensions of the table: 160X70X8Ocm. A universal circuit board (size 35X9Ocm) is arranged in the center of the table, and the component box is arbitrarily inserted into the experimental circuit according to the experimental circuit. The component box body is transparent and intuitive, and the built-in components are clear at a glance. Beautiful appearance, box cover and box body use press card structure, easy to disassemble and maintain. Each table is equipped with a rubber sheet, which protects the universal plug-in board and the desktop (if you need to place a motor, welding, etc. on the table) under the table are component storage cabinets for experimental components.
(2) Demonstration desk table: 1 teaching desk table, which controls the power on the 12 students' test benches respectively, and the universal circuit board demonstration screen stands on the experimental table with a size of 160X7Ocm. Used for explanation and demonstration.
(3) Experimental benches: There are 13 sets in total. Each student's experimental table and teaching table are equipped with one each.
(IV) Equipment: 65 DC meters, 13 multimeters, 13 sets of resistors, potentiometers, capacitors, transformers, diodes, triodes, field effect tubes, integration, thyristors, sensors, logic level display required for experiments And logic level switches and other component unit boxes (components are already installed in the unit box).
(V) User-supplied equipment: 1. Oscilloscope (no limitation) 2. Transistor millivolt meter.
※ experimental project:
1. Characteristics and detection of crystal diodes
2 , Transistor input and output characteristics
3 , Low frequency small signal voltage amplifier
4. Directly coupled two-stage amplifier
5. , RC coupled two-stage amplifier has been
6 , The effect of negative feedback on amplifier performance
7 , Transformer push-pull power amplifier
8. Complementary symmetrical push-pull power amplifier (OTL)
9 , Single-phase half-wave rectification
10 , Single-phase full-wave rectification
11 , Single-phase bridge rectifier
12 , Single-phase bridge rectifier filter
13 , Single-junction transistor characteristics
I4 , Single junction transistor trigger circuit
15 , Thyristor simple test and controllable rectifier circuit
16.Field Effect Tube Test
17 , series voltage regulator
18 , Research on Differential Amplifier Circuit
19 , Test of integrated operational amplifier parameters
20 , Integrated op amp circuit
21 , Integrated op amp addition circuit
22 , Integrated operational amplifier integration circuit
23 , Integrated operational amplifier differential circuit
24 , Integrated op amp sine wave oscillator
25 , Capacitor three-point oscillator
26 , Inductive three-point oscillator
27 , Integrated voltage regulator circuit
28 , Unsteady state circuit (multivibrator)
29. Schmitt Trigger
30 , Integrated AND gate logic function test
31 , Integrated NOT gate logic function test
32 , Integrated OR gate logic jitter function test
33 , Integration and Non-Logical Function Test
34 , CMOS gate test
35. Basic RS Trigger
36 , JK trigger
37 , D trigger
Application of 38 , 555 Time Base Circuit (Square Wave Generator)
39 , 21 decimal counter
40 , 21 decimal 8421 decoder
41 , Adder
42 , Subtractor
43 , Integrated NAND Gate 戍 Monostable Trigger
44 , Combination logic circuit
The following experiments can also be completed using the above-mentioned 44 experimental components
45 , PN junction unidirectional conductivity
46 , Three-weighted kBo measuring circuit
47 , Measurement circuit of triode IcBo
48 , Triple tube current amplification
49 , VA characteristics of triode
50 , Single stage small signal voltage amplification with load
51 , Voltage negative feedback bias circuit
52 , Divided Current Negative Feedback Bias Circuit
53 , Stabilize the operating point with a thermistor
54 , Stable operating point with diode
55 , Analysis of the effect of Ce on low frequency characteristics
56 , Common base amplification experiment circuit
57 , Common Collector Amplification Experiment Circuit
58 , Common source basic amplifier circuit
59 , field-effect tube self-biased amplifier circuit
60 , field-effect tube voltage-dividing self-biasing circuit
61 , Field-effect transistor common drain circuit
62 , Field effect transistor common grid circuit
63 , Single tube RC amplifier circuit
64 , Basic DC Amplifier Circuit
65 , Increase the post-emitter potential with a resistor
66 , Using spike pressure tube to improve the post-emitter position
67 , Transformer coupling amplifier circuit
68 , Class A power amplifier circuit
69 , Class B power amplifier circuit
70 , Series current negative feedback
71 , Series voltage lean feedback circuit
72 , Negative feedback circuit in parallel voltage
73 , Parallel current negative feedback circuit
74 , Negative feedback in two-stage amplifier circuit
75 , emitter output circuit
76 , Boot emitter output circuit
77 , Attenuation of high frequency voltage with capacitor
78 , Negative feedback to eliminate self-excited oscillation
79 , Battery monitoring circuit
80 , field effect transistor triode
81 , PNP-NPN direct coupling amplifier circuit
82 , Common base common radiation amplifier circuit
84 , Liquid level photoelectric control
85 , Simple temperature control circuit
86 , simple light control simple street light automatic circuit
87 , RC phase shift oscillator
88 , Double T frequency selection network
89 , Oscillator composed of double T frequency selection network
90 , Transformer feedback oscillation circuit
91 , Field-effect tube transformer feedback type oscillation circuit
92 , Anti-theft alarm circuit
93 , Series crystal oscillator circuit
94 , Complementary Audio Oscillator
95 , Alarm sounder
96 , Music doorbell circuit
97 , Electronic alarm circuit
98 , Basic form of differential amplifier circuit
99 , Electronic doorbell circuit
100 , quasi-complementary symmetrical circuit
101 , Three tube OTL complementary symmetrical circuit
102 , Long tail differential amplifier circuit
103 , Differential input single-ended output
104 , Single-ended input and double-ended output
105 , Single-ended input single-ended output
106 , Double power supply type long tail differential amplifier circuit
107 , Differential amplifier experimental circuit
108 , Measures of differential amplifier circuit with constant current source
109 , Satirical analysis of single-ended output differential amplifier circuit
110 , Flasher circuit
111 , Basic Connection of Yunqi Amplifier
112 , Current Differential Operational Amplifier for AC Proportional Amplification
113 , Vos simple measurement method
114 , Ios simple measurement method
115 , Aod's Simple Measurement Method
116 , Simple test of common mode rejection ratio Cmrr
117 , Simple test of the maximum common mode input UIcm
118 , Yopp's simple test
119 , SR measurement method
120 , Basic in-phase amplification method
121. LC oscillator constituted by op amp
122 , Thermal cup temperature control circuit
123 , Leading to zero input zero adjustment
124 , Induced by the zero input finger
125 , In order to prevent the electric value from being too large
126 , Using the base current of the triode
127 , Using T-type network to increase equivalent feedback resistance
128 , Make the complementary tube work in Class A and B to expand the output
Measures of current
129 , Measures for Correcting Capacitor Negative Wear
130 , Inverting input protection measures
131 , In-phase input protection measures
132 , Using Zener tube to protect the device
133 , Protection of wrong polarity of power supply
134 , Power supply instantaneous over-voltage protection
135 , Diode detection circuit
136 , Principle of measuring temperature circuit with temperature coefficient of PN junction
137 , Double Diode Limiter
138 , Inverter Op Amp Basic Circuit
139 , Variable zoom
140 , Basic Circuit of Non-inverting Operational Amplifier
141 , Voltage / current conversion circuit
142 , Current / voltage conversion circuit
143 , Voltage follower
144 , Basic circuit of differential amplifier
145 , Differential input of operational amplifier
146 , Inverted input sum operation
147 , In-phase input sum operation
148 , Double-end input sum operation
149 , Basic integration circuit points
Integral calculation circuit for 150 , EG test leakage leakage pair
151 , Improving the integration time constant
152 , Fast integration circuit
153 , Simulation of first order differential equation circuit
154 , Simulation of second order differential equation circuit
155 , Basic Differential Circuit
156 , Practical Differential Circuit
157 , Using indirect method to get approximate micro
158 , Basic logarithmic operation circuit
159 , Using the logarithmic characteristics of the triode
160 , Basic Circuit of Anti-Amplification
161 , Vo is proportional to VxVy circuit
162 , Simple zero crossing circuit
163 , Comparison circuit with hysteresis
164 , Double limit comparison circuit
165 , Using the diode as the upper limit detection amplitude selection circuit
166 , Double-limit three-state comparison circuit
167 , Lower limit detection selection circuit
168 , Basic sampling protection circuit
169 , RC low-pass filter circuit for passive network termination
170 , Filter circuit connected to the non-inverting input of the module
171 , Filter circuit connected to the inverting input terminal of the module
172 , Simple second-order RC filter circuit
173 , Typical RC Active Filter Circuit
174 , Two-stage active filter circuit
175 , Multi-feedback secondary active filter circuit
176 , Typical second-order high-pass active filter circuit
177 , Basic bandpass filter circuit
178 , Typical band-pass filter circuit
179 , Band-stop filter circuit composed of double T network
180 , Output Limiting Inverter
181 , Practical difference operational amplifier
182 , Rectangular wave path
183 , Resistance-capacitor phase-shift trigger circuit
184 , Electric mattress temperature control device
185 , Width adjustable rectangular wave generator
186 , Simple Sawtooth Wave Generator
187 , Amplitude-frequency adjustable sawtooth wave generator
188 , Single-phase bridge rectifier commonly used drawing circuit
189 , Maximum reverse peak voltage of full wave rectifier circuit
190 , Capacitor filter circuit
191 , Capacitor filter with resistive load
192 , Full wave rectifier capacitor filter circuit
193 , RC filter circuit
194 , Multi-segment RC filter circuit
195. Basic LC filter circuit
196 , T filter circuit
197 , Double voltage rectifier circuit
198 , triple voltage rectifier circuit
199 , Basic voltage regulator circuit
200 , Basic pass tube regulator circuit
201 , Regulator circuit with amplification link
202 , Brake tube current stabilization circuit
203 , Electronic filter
204 , Series regulator circuit
205 , Parallel voltage regulator circuit
206 , Electronic hypnosis
2O7 , Three-terminal integrated voltage regulator circuit
208 , Integrated voltage regulator circuit with adjustable positive power output
209 , Single-phase full-wave controllable rectification
210 , Silicon spike tube pressure circuit
211 , Single-phase half-wave controllable rectification
212 , Single-phase bridge half-controlled rectifier
213 , Principle of charging and throwing silicon rectifier
214 , Effect of Inductive Load on Thyristor
215 , Thyristor Triggered Continuity Test
216 , Back-EMF load thyristor circuit
217 , Simple electronic voltage regulating circuit
218 , Test single junction tube partial pressure ratio n
219 , Single junction tube oscillation circuit
220 , Single junction tube trigger application circuit
221 , Diode "AND" Gate Circuit
222 , Triode "or" gate circuit
223 , Visualization with Logic
224 , Or logical visualization
225 , Non-Logical Visualization
226 , Triode "Not" Gate
227 , Triode NAND gate.
228 , Triode "NOR" gate
229 , Triple flip-flop circuit
230 , Sanfeng tube monostable circuit
231 triode multi-resonance circuit
232 , Set trigger circuit
233 , Emitter coupling bistable
234 , Symmetric Multivibrator
235 , Ring Multivibrator
236 , Differential monostable circuit
237 , Integrated Schmidt circuit
238 , Rectangular wave generator
239 , Single pulse circuit
240 , Continuous Pulse Generator
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Teaching Lathe E-mail: bjhjwy@bjhjwy.com QQ: 787608606
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