03:47

try to flight airplane on a cell phone with only one hand

01:02

Breaking My Neck

06:59

2021年3月28日 try to looking for evergreen evergreen ever given pronbup from above

25:16

to a tempo

50:10

From home to Wanggon

20:02

My Edited Video

04:43

Arrived in San Francisco Airport and Hillsboro in 1997

01:57

Measure low pass filter for 144MHz LNA

02:20

Measure Crystal

04:39

Measure unknown rf power attenuator

04:08

HP3577A measure my antenna

20:44

FEI on house training in 1997

09:37

HP 3577A looking inside for bad smell

15:25

Transistor V-I curve test

01:55

Receiver SINAD test

03:17

R&S SME03 TEST

03:50

Replaced Polarizing Film of my spectrum analyzer

14:46

It is a working SWR meter

21:11

Receiving japan station with my self made antenna

02:59

Self made ground plan coil loaded antenna part 14

07:44

Self made ground plan coil loaded antenna part 12

05:32

Self made ground plan coil loaded antenna part 11

14:54

Self made ground plan coil loaded antenna part 10

17:47

Self made ground plan coil loaded antenna part 9

05:32

Self made ground plane coil loaded antenna part 8

03:32

Self made ground plan coil loaded antenna part 7

08:52

Selfmade ground plan coil loaded antenna part 6

08:12

Selfmade ground plan coil loaded antenna part 5

12:34

selfmade ground plan coil load antenna part 4

05:53

Selfmade ground plan coil loaded antenna part 3

02:22

Selfmade ground plan coil loaded antenna part 2

18:56

Icom m700 received Japan talk to mainland china

03:30

Selfmade ground plan coil loaded antenna part 1

03:15

Icom ic-m700 received CQ contest 26.10.2013

01:34

Icom ic-m700 received am signal from China

01:24

Icom ic-m700 received ssb Japanese speaking

03:07

Icom ic-m700 received ssb music 2013.10.1

08:31

Icom ic-m700 received mariners call home

01:41

Ic m700 received two am signal

04:24

Icom ic -m700 received cw

11:24

歐風gokart

14:27

歐風 go kart

01:42

Tested WiFi signal data manipulate

04:21

WiFi signal near field testing

00:21

WiFi signal test

09:44

Making a diaper for a rear end busted lens part 10

01:56

Making a diaper for a rear end busted lens part 9

01:41

Making a diaper for a rear end busted lens part 8

01:06

Making a diaper for a rear end busted lens part 7

00:47

Making a diaper for a rear end busted lens part 6

00:13

Making a diaper for rear end busted lens part 5

01:57

Making a diaper for a rear end busted lens part 4

00:49

making a diaper for a macro lens part 3

00:50

Making a diaper for a macro lens part two

01:06

Making a diaper for a busted macro lens part one

01:45

Nexus7 GPS test

01:34

dinner

02:42

HP8444A repair Pt.8

01:25

HP8444A repair Pt.7

00:38

HP8444A repair Pt.6