-
Notifications
You must be signed in to change notification settings - Fork 10
/
Copy pathtinyswr.sch
320 lines (320 loc) · 7.73 KB
/
tinyswr.sch
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:myparts
LIBS:tinyswr-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "TinySWR"
Date "2017/10/24"
Rev "1.2"
Comp "Martin Hepp, DK3IT"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L CONN_COAXIAL J1
U 1 1 5971BD9F
P 6900 2400
F 0 "J1" H 6910 2520 50 0000 C CNN
F 1 "ANT" V 7015 2400 50 0000 C CNN
F 2 "lib_fp:BNC" H 6900 2400 50 0001 C CNN
F 3 "" H 6900 2400 50 0001 C CNN
1 6900 2400
1 0 0 -1
$EndComp
$Comp
L LED SWR1
U 1 1 5971C0D5
P 4900 3800
F 0 "SWR1" H 4900 3900 50 0000 C CNN
F 1 "red" H 4900 3700 50 0000 C CNN
F 2 "lib_fp:LED_D1.8mm_W1.8mm_H2.4mm_Horizontal_O1.27mm_Z1.6mm" H 4900 3800 50 0001 C CNN
F 3 "" H 4900 3800 50 0001 C CNN
1 4900 3800
0 -1 -1 0
$EndComp
$Comp
L LED D1
U 1 1 5971C155
P 5200 3500
F 0 "D1" H 5200 3600 50 0000 C CNN
F 1 "red" H 5200 3400 50 0000 C CNN
F 2 "LEDs:LED_0805_HandSoldering" H 5200 3500 50 0001 C CNN
F 3 "" H 5200 3500 50 0001 C CNN
1 5200 3500
0 -1 -1 0
$EndComp
$Comp
L LED RF1
U 1 1 5971C1E1
P 6050 3850
F 0 "RF1" H 6050 3950 50 0000 C CNN
F 1 "yellow" H 6050 3750 50 0000 C CNN
F 2 "lib_fp:LED_D1.8mm_W1.8mm_H2.4mm_Horizontal_O1.27mm_Z1.6mm" H 6050 3850 50 0001 C CNN
F 3 "" H 6050 3850 50 0001 C CNN
1 6050 3850
0 -1 -1 0
$EndComp
$Comp
L LED SWR2
U 1 1 5971C2A8
P 5200 3800
F 0 "SWR2" H 5200 3900 50 0000 C CNN
F 1 "red" H 5200 3700 50 0000 C CNN
F 2 "lib_fp:LED_D1.8mm_W1.8mm_H2.4mm_Horizontal_O1.27mm_Z1.6mm" H 5200 3800 50 0001 C CNN
F 3 "" H 5200 3800 50 0001 C CNN
1 5200 3800
0 -1 -1 0
$EndComp
$Comp
L LED SWR3
U 1 1 5971C30D
P 5500 3800
F 0 "SWR3" H 5500 3900 50 0000 C CNN
F 1 "red" H 5500 3700 50 0000 C CNN
F 2 "lib_fp:LED_D1.8mm_W1.8mm_H2.4mm_Horizontal_O1.27mm_Z1.6mm" H 5500 3800 50 0001 C CNN
F 3 "" H 5500 3800 50 0001 C CNN
1 5500 3800
0 -1 -1 0
$EndComp
$Comp
L R R4
U 1 1 5971C358
P 4900 4100
F 0 "R4" V 4980 4100 50 0000 C CNN
F 1 "820" V 4900 4100 50 0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 4830 4100 50 0001 C CNN
F 3 "" H 4900 4100 50 0001 C CNN
1 4900 4100
1 0 0 -1
$EndComp
$Comp
L R R3
U 1 1 5971C475
P 4500 3850
F 0 "R3" V 4580 3850 50 0000 C CNN
F 1 "4.7k" V 4500 3850 50 0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 4430 3850 50 0001 C CNN
F 3 "" H 4500 3850 50 0001 C CNN
1 4500 3850
1 0 0 -1
$EndComp
$Comp
L R R5
U 1 1 5971C4BD
P 5200 4100
F 0 "R5" V 5280 4100 50 0000 C CNN
F 1 "100" V 5200 4100 50 0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 5130 4100 50 0001 C CNN
F 3 "" H 5200 4100 50 0001 C CNN
1 5200 4100
1 0 0 -1
$EndComp
$Comp
L R R1
U 1 1 5971C512
P 4500 2550
F 0 "R1" V 4580 2550 50 0000 C CNN
F 1 "820" V 4500 2550 50 0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 4430 2550 50 0001 C CNN
F 3 "" H 4500 2550 50 0001 C CNN
1 4500 2550
1 0 0 -1
$EndComp
$Comp
L D_Schottky D3
U 1 1 5971C5EC
P 6350 3550
F 0 "D3" H 6350 3650 50 0000 C CNN
F 1 "BAT 46" H 6350 3450 50 0000 C CNN
F 2 "Diodes_SMD:D_MiniMELF" H 6350 3550 50 0001 C CNN
F 3 "" H 6350 3550 50 0001 C CNN
1 6350 3550
0 1 1 0
$EndComp
$Comp
L FT23-43 L1
U 1 1 59767ABF
P 5150 2450
F 0 "L1" H 5150 2600 50 0000 C CNN
F 1 "FT23-43" H 5150 2290 50 0000 C CNN
F 2 "mfhepp:FT23_horizontal" H 5100 2500 50 0001 C CNN
F 3 "" H 5100 2500 50 0001 C CNN
1 5150 2450
1 0 0 -1
$EndComp
$Comp
L GND #PWR01
U 1 1 5977B389
P 3700 2950
F 0 "#PWR01" H 3700 2700 50 0001 C CNN
F 1 "GND" H 3700 2800 50 0000 C CNN
F 2 "" H 3700 2950 50 0001 C CNN
F 3 "" H 3700 2950 50 0001 C CNN
1 3700 2950
1 0 0 -1
$EndComp
Text Notes 3450 2000 0 394 ~ 0
TinySWR Meter
Text Notes 7000 6975 0 59 ~ 0
Schematic based on the design by Hans Steinort (DF3OS),\nsee http://www.sp5jnw.sem.pl/konstrukcje/atudf3oshtm/atudf3oseng.pdf,\nwith improvements from Dieter Engels (DJ6TE) and \nHannes Hiller (DL9SCO).
$Comp
L GND #PWR02
U 1 1 59A56D88
P 6900 2950
F 0 "#PWR02" H 6900 2700 50 0001 C CNN
F 1 "GND" H 6900 2800 50 0000 C CNN
F 2 "" H 6900 2950 50 0001 C CNN
F 3 "" H 6900 2950 50 0001 C CNN
1 6900 2950
1 0 0 -1
$EndComp
$Comp
L D_Zener D2
U 1 1 59A5F404
P 5500 3500
F 0 "D2" H 5500 3600 50 0000 C CNN
F 1 "3.3V" H 5500 3400 50 0000 C CNN
F 2 "Diodes_SMD:D_MiniMELF" H 5500 3500 50 0001 C CNN
F 3 "" H 5500 3500 50 0001 C CNN
1 5500 3500
0 1 1 0
$EndComp
Wire Wire Line
4500 4300 4500 4000
Wire Wire Line
4150 4300 6700 4300
Wire Wire Line
6050 4300 6050 4000
Connection ~ 6050 4300
Wire Wire Line
6050 2500 6050 3700
Wire Wire Line
6050 3200 6350 3200
Connection ~ 6050 3200
Wire Wire Line
6350 4300 6350 3700
Wire Wire Line
6350 3200 6350 3400
Wire Wire Line
4900 2500 4900 3650
Wire Wire Line
5500 3950 5500 4300
Connection ~ 5200 3350
Wire Wire Line
4500 3350 5500 3350
Connection ~ 4900 3350
Wire Wire Line
3850 2400 5000 2400
Wire Wire Line
6750 2400 5300 2400
Connection ~ 4500 2400
Wire Wire Line
4500 3000 4500 3700
Wire Wire Line
4900 4250 4900 4300
Connection ~ 4900 4300
Wire Wire Line
5200 4250 5200 4300
Connection ~ 5200 4300
Connection ~ 5500 4300
Connection ~ 4500 4300
Connection ~ 4500 3350
Wire Wire Line
5000 2500 4900 2500
Connection ~ 6350 4300
Wire Wire Line
5300 2500 6050 2500
Connection ~ 11000 -3350
Connection ~ 5200 3650
$Comp
L CONN_COAXIAL J2
U 1 1 59A67839
P 3700 2400
F 0 "J2" H 3710 2520 50 0000 C CNN
F 1 "RIG" V 3815 2400 50 0000 C CNN
F 2 "lib_fp:BNC" H 3700 2400 50 0001 C CNN
F 3 "" H 3700 2400 50 0001 C CNN
1 3700 2400
-1 0 0 -1
$EndComp
Text Notes 3525 4900 0 60 ~ 0
The choice of LEDs is critical. The following types work well in my tests:\nSWR1-3: KINGBRIGHT L-934LID (Reichelt: LED 3MM 2MA RT), Forward Voltage typ 1.7, max 2.0\nRF1: KINGBRIGHT L-934LYD (Reichelt: LED 3MM 2MA GE) Forward Voltage typ 1.8, max 2.1 V\nD1: OSRAM OPTO LS M67K-H2L1-1-Z (Reichelt: LS M67K), Forward Voltage min: 1.7, max 2.2, typ 1.8 V
Wire Wire Line
3700 2600 3700 2950
Wire Wire Line
4150 4300 4150 2775
Wire Wire Line
4150 2775 3700 2775
Connection ~ 3700 2775
Wire Wire Line
6900 2600 6900 2950
Wire Wire Line
6700 4300 6700 2725
Wire Wire Line
6700 2725 6900 2725
Connection ~ 6900 2725
$Comp
L POT_TRIM R2
U 1 1 59EF8800
P 4500 2850
F 0 "R2" V 4325 2850 50 0000 C CNN
F 1 "1k" V 4400 2850 50 0000 C CNN
F 2 "lib_fp:Potentiometer_Trimmer_Bourns_3314G" H 4500 2850 50 0001 C CNN
F 3 "http://www.mouser.com/ds/2/54/314-776736.pdf" H 4500 2850 50 0001 C CNN
F 4 "Bourns" H 4500 2850 60 0001 C CNN "MFN"
F 5 "3314G-1-102E" H 4500 2850 60 0001 C CNN "MPN"
F 6 "652-3314G-1-102E" H 4500 2850 60 0001 C CNN "Mouser Part Number"
F 7 "https://www.mouser.de/ProductDetail/Bourns/3314G-1-102E/" H 4500 2850 60 0001 C CNN "Mouser Part Link"
F 8 "Reichelt" H 4500 2850 60 0001 C CNN "Alternative Source Name"
F 9 "23B-1,0K" H 4500 2850 60 0001 C CNN "Alternative Source Part Number"
F 10 "1k" H 4500 2850 60 0001 C CNN "Characteristics"
F 11 "n/a" H 4500 2850 60 0001 C CNN "Description"
F 12 "n/a" H 4500 2850 60 0001 C CNN "Package ID"
F 13 "ANY" H 4500 2850 60 0001 C CNN "Source"
F 14 "Y" H 4500 2850 60 0001 C CNN "Critical"
F 15 "n/a" H 4500 2850 60 0001 C CNN "Notes"
F 16 "n/a" H 4500 2850 60 0001 C CNN "Design Decision URI"
F 17 "Value" H 4500 2850 60 0001 C CNN "Fieldname"
1 4500 2850
1 0 0 -1
$EndComp
Wire Wire Line
4650 2850 4650 3025
Wire Wire Line
4650 3025 4500 3025
Connection ~ 4500 3025
$EndSCHEMATC