Hong Chulki, Park Seung Jun, Joe Foster, Kim Tae Eun
at RELAY07 2006.4.14 

Choi Joonyong, Hong Chulki, Sachiko M, Otomo Yoshihide
in RELAY at Theatre Choo 2006.5.13

Joe Foster, Choi Joonyong 
Hikaru Dorodango on Bagatellen listen series
at Relay05 2006.1.13

Choi Joonyong - HOLD-> (web release)

Hong Chulki - No Silence (web release)

Astronoise
oot (111 mix)
ojohidant set
pitch melba
at Bulgasari vol.13 2003.12.14 (excerpt) 
(with Bassanarchist, Yamanaka Kenji, Yamamoto Tatsuhisa)

Hong Chulki, Choi Joonyong
at Bitfroms Seoul Gallery 2005.11.24 (excerpt)
(with sound from Michael Joaquin Grey's exhibition)
at joonyong's house 2006.4
in RELAY at Theater Ye 2006.7.7 on Desetxea net label

Joe Foster, Ryu Hankil, Choi Joonyong, Jin Sangtae,
Hong Chulki, Taku Unami, Mattin
in RELAY at Theater Ye 2006.7.8 on Desetxea net label

Seoul Frequency Group
at RELAY01 2005.6.6

Choi Joonyong
at RELAY00 2005.3.18 (broken mp3 file solo)

Hong Chulki, Bonnie Jones
at RELAY00 2005.3.18

Jeong Eunju, Hong Chulki, Choi Joonyong
at RELAY04 2005.11.25

Jin Sangtae, Joe Foster, Jeong Eunju, Hong Chulki, Choi Joonyong
at Bulgasari vol.39 2005.11.27 (recorded by Jin Sangtae)

all RELAY related recordings are recorded by Jin Sangtae

Park Seungjun, Choi Joonyong
at Dotolim 2008.8.2  

Hong Chulki
Hong Chulki, Jin Sangtae
at Dotolim 2008.5.10  

Lee Hangjun , Hong Chulki
video samples from the dvd "Expanded Celluloid, Extended Phonograph"  

Choi Joonyong, Lee Hangjun
Choi Joonyong
at Dotolim 2008.2.23  

불길한 저음 (Kim Gok, Park Seung Jun, Hong Chulki, Choi Joonyong)
at Skunk Hell 2007.7.14  
at Kuchu Camp 2007.8.17
at Bowie 2008.5.24
at Seokyo Tunnel 2008.8.16  

Choi Joonyong, Baruch Gottlieb
in RELAY 3 at Iry Cafe 2006.6.30

Choi Joonyong, Norbert Möslang
in RELAY:Signal to Noise tour at Theatre Choo 2006.3.16

Hong Chulki, Tomas Korber, Norbert Möslang
in RELAY:Signal to Noise tour at Theatre Choo 2006.3.16

Hong Chulki
at Kid Ailack Art Hall 2004.11.3 

Choi Joonyong
at Kid Ailack Art Hall 2004.11.3  

Hong Chulki, Choi Joonyong
at Samilro Changgo Theatre 2004.4.3
at Samilro Changgo Theatre 2004.4.3
at Kid Ailack Art Hall 2004.11.2
at DGBD 2004.9.5

Joe Foster, Choi Joonyong 
at Rush 2004.1.15

Choi Joonyong, Joe Foster, Alfred Harth, Park Changsoo
at Park Changsoo's House Concert 2003.11.14

Seoul Frequency Group
at Rush 2003.6.15
at Rush 2003.7.27
at Lovo 2004.5.29
at Lovo 2004.5.29
at RELAY01 2005.6.6

Choi Joonyong, Hong Chulki, Sato Yukie
at Rush 2003.9.28
at Gallery Soap 2004.1.6
at Indo-yo 2004.1.7

Astronoise, Bassanarchist, Yamanaka Kenji, Yamamoto Tatsuhisa
at Rush 2003.12.14