hp2121.md

hp2121 (hp2121)

• Small description: hp2121 small desc

• Longer description: Real name : 21412A. Or hp2121. Has a small '93C46' eeprom. Experiments : test. Piezo salvaged when head (not gracefullly) opened - pictures here.

Experiments

• 20181013a
• 20181104a
• 20200808r
• 20201128a
• 20201219r

Files

• /matty/20201230a/hp2121.exp.md
• /include/20201219r/Readme.md
• /include/images/hp2121/Readme.md
• /include/images/probes_vna/Readme.md

Images

Setup

setup Setup of the experiment

setup View of motor control

setup Setup of the experiment

Frequency mapping

smith checking impedance of piezos

smith testing hp2121 impedance match

smith testing hp2121 impedance match

smith ToTag

Signals

signal testing hp2121 impedance match

Scan converted

SC Scan converted image of 20181104a-3 using a piezo: hp2121

### FFTs

FFT Experiment: 20181104a-1. Duration: 190.0us (195000 - 5000), for 256 repeats each 1953 us. Fech = 10.6666666667Msps, total of 2026.66666667 pts per line, Nacq = 256. hp2121 with wiretwophantom, probe: hp2121, target = wiretwophantom. Timestamp = 2018-11-04 11:39:39.179730

FFT Experiment: 20181104a-2. Duration: 160.0us (175000 - 15000), for 306 repeats each 488 us. Fech = 10.6666666667Msps, total of 1706.66666667 pts per line, Nacq = 306. hp2121 with wiretwophantom, probe: hp2121, target = wiretwophantom. Timestamp = 2018-11-04 11:51:12.404972

FFT Experiment: 20181104a-3. Duration: 150.0us (175000 - 25000), for 158 repeats each 488 us. Fech = 21.3333333333Msps, total of 3200.0 pts per line, Nacq = 158. hp2121 with wiretwophantom, probe: hp2121, target = wiretwophantom. Timestamp = 2018-11-04 11:59:23.366979

Other signals

BC Experiment: 20181104a-1. Duration: 190.0us (195000 - 5000), for 256 repeats each 1953 us. Fech = 10.6666666667Msps, total of 2026.66666667 pts per line, Nacq = 256. hp2121 with wiretwophantom, probe: hp2121, target = wiretwophantom. Timestamp = 2018-11-04 11:39:39.179730

BC Experiment: 20181104a-2. Duration: 160.0us (175000 - 15000), for 306 repeats each 488 us. Fech = 10.6666666667Msps, total of 1706.66666667 pts per line, Nacq = 306. hp2121 with wiretwophantom, probe: hp2121, target = wiretwophantom. Timestamp = 2018-11-04 11:51:12.404972

BC Experiment: 20181104a-3. Duration: 150.0us (175000 - 25000), for 158 repeats each 488 us. Fech = 21.3333333333Msps, total of 3200.0 pts per line, Nacq = 158. hp2121 with wiretwophantom, probe: hp2121, target = wiretwophantom. Timestamp = 2018-11-04 11:59:23.366979

Teardown

teardown hp2121

teardown hp2121

teardown hp2121

teardown hp2121

teardown hp2121

teardown hp2121

teardown checking impedance of piezos

teardown ToTag

teardown ToTag

teardown ToTag

teardown ToTag

teardown ToTag

teardown ToTag

teardown ToTag

teardown .

teardown ToTag

Other pictures

s1p Reviewing hp2121 values

s1p Reviewing hp2121 values

s1p Reviewing hp2121 values

s1p Reviewing hp2121 values

ToTag testing hp2121 impedance match

ToTag testing hp2121 impedance match

ToTag testing hp2121 impedance match

ToTag testing hp2121 impedance match

ToTag ToTag

[](@autogenerated - invisible comment)