Канал: Boris Ribov

DAC Project - How digits transforms to sound

DAC Project - How digits transforms to sound

Quartz Speed Controller for Revox A/B77 and PR99

Quartz Speed Controller for Revox A/B77 and PR99

Inside the Studer A807

Inside the Studer A807

Test of W&F of different tape machines

Test of W&F of different tape machines

Nakiamichi Dragon - custom PhCC (Phase Compensation Circuit)

Nakiamichi Dragon - custom PhCC (Phase Compensation Circuit)

Pioneer PL400 - The bush

Pioneer PL400 - The bush

SW vs HW (W&F and frequency meters)

SW vs HW (W&F and frequency meters)

Tape drive & mecha of the Aiwa S9000

Tape drive & mecha of the Aiwa S9000

OEM IPC HFW1230SP firmware cannot be upgrade

OEM IPC HFW1230SP firmware cannot be upgrade

OEM IPC HFW1230SP review

OEM IPC HFW1230SP review

TCD3014 mecha into parts

TCD3014 mecha into parts

Investigation of high frequency EMI noise (35-38kHz)

Investigation of high frequency EMI noise (35-38kHz)

The mechanism of the Sony RX80ES

The mechanism of the Sony RX80ES

Hitachi D5500M - The DD motor control

Hitachi D5500M - The DD motor control

Inside the Pioneer's Reference mechanism

Inside the Pioneer's Reference mechanism

Demonstration of NAAC system in real time

Demonstration of NAAC system in real time

Tape drive of the Nak Sankyo mecha

Tape drive of the Nak Sankyo mecha

Sticky-shed syndrome in cassettes

Sticky-shed syndrome in cassettes

HighComm II modules @LAB2104

HighComm II modules @LAB2104

GX77 pinch rollers - degradation in time

GX77 pinch rollers - degradation in time

Nakamichi Dragon rebuild: BlackReel pinch rollers are garbage!

Nakamichi Dragon rebuild: BlackReel pinch rollers are garbage!

Comparison of BlackReel and Marrs belts on Aiwa Excelia 009

Comparison of BlackReel and Marrs belts on Aiwa Excelia 009

Alpine AL85 (part 5 - the electronics brakes)

Alpine AL85 (part 5 - the electronics brakes)

Alpine AL95 (part 4 - the soft open mechanism)

Alpine AL95 (part 4 - the soft open mechanism)

Alpine AL85 (part 3 - the mechanism)

Alpine AL85 (part 3 - the mechanism)

Apline AL85 (inside - part 2)

Apline AL85 (inside - part 2)

Apline AL85 (inside - part 1)

Apline AL85 (inside - part 1)

The tape guides in the Dragon

The tape guides in the Dragon

Sony APR5000 in play mode

Sony APR5000 in play mode

Sony APR5000 waiting for a full rebuild

Sony APR5000 waiting for a full rebuild

Dropout and HF saturation demo

Dropout and HF saturation demo

Some Dolby test tapes

Some Dolby test tapes

Magnetic flux of some reference DD motors

Magnetic flux of some reference DD motors

Belts from Marrs will be compared to the BlackReel ones

Belts from Marrs will be compared to the BlackReel ones

Technics AZ7 with new belt from Marrs and new pinch roller

Technics AZ7 with new belt from Marrs and new pinch roller

Technics AZ7 in original state

Technics AZ7 in original state

Nakamichi Dragon mechanism

Nakamichi Dragon mechanism

VFD in the Aiwa Excelia 009

VFD in the Aiwa Excelia 009

Nakamichi Dragon vs Technics RS-B965 (W&F test)

Nakamichi Dragon vs Technics RS-B965 (W&F test)

Magnets, compass and the rotor of the DD motors

Magnets, compass and the rotor of the DD motors

Otari MX5050 (inside)

Otari MX5050 (inside)

Revox B710MK2 vs Aiwa Excelia 009 - W&F test

Revox B710MK2 vs Aiwa Excelia 009 - W&F test

Sony TC-K777 inside (demo)

Sony TC-K777 inside (demo)

Aiwa Excelia 009 inside (the mechanism)

Aiwa Excelia 009 inside (the mechanism)

Aiwa 009 vs Sony TC-K777 (mecha comparison)

Aiwa 009 vs Sony TC-K777 (mecha comparison)

Mogran James in Sofia - part 6

Mogran James in Sofia - part 6

Mogran James in Sofia - part 5

Mogran James in Sofia - part 5

Mogran James in Sofia - part 4

Mogran James in Sofia - part 4

Mogran James in Sofia - part 3

Mogran James in Sofia - part 3

Mogran James in Sofia - part 2

Mogran James in Sofia - part 2

Mogran James in Sofia - part 1

Mogran James in Sofia - part 1

Thorens TD520 - spindle and the bushing tolerances

Thorens TD520 - spindle and the bushing tolerances

Inside the Nagra 4.2 released in 1970 (demo)

Inside the Nagra 4.2 released in 1970 (demo)

Pioneer CT-93 @LAB2104

Pioneer CT-93 @LAB2104

Sony TC-K777 - how it works

Sony TC-K777 - how it works

Sony TC-K777 @LAB2104 - part 1

Sony TC-K777 @LAB2104 - part 1

Sony TC-K777 @LAB2104 - part 2

Sony TC-K777 @LAB2104 - part 2

Aiwa XK-S9000 - W&F measurement

Aiwa XK-S9000 - W&F measurement

Teac V-7000 W&F and service procedure @LAB2104

Teac V-7000 W&F and service procedure @LAB2104

Nakamichi ZX-7 mechanisum

Nakamichi ZX-7 mechanisum

Inside mechanism of the AIWA XK-S9000

Inside mechanism of the AIWA XK-S9000

Technics RS-B965 - tape path tune

Technics RS-B965 - tape path tune

Revox B710 vs Nakamichi Dragon

Revox B710 vs Nakamichi Dragon

Revox B710 @LAB2104 - part 1

Revox B710 @LAB2104 - part 1

Revox B710 @LAB2104 - part 2

Revox B710 @LAB2104 - part 2

AKAI GX-650D demomstration

AKAI GX-650D demomstration

AKAI GX650D - part 1

AKAI GX650D - part 1

Akai GX650D - Part 2

Akai GX650D - Part 2

HP DesignJet 800PS: repair the formatter (by Boris Ribov)

HP DesignJet 800PS: repair the formatter (by Boris Ribov)

Denon DVD-A1XV (inside)

Denon DVD-A1XV (inside)

Tandberg 3014A flywheels resonance

Tandberg 3014A flywheels resonance

Technics RS-1506US - how it works

Technics RS-1506US - how it works

Dual C844 review

Dual C844 review

Cassette deck Tandberg 3014A - How it works

Cassette deck Tandberg 3014A - How it works

Nakamichi TD1200 II - How it works

Nakamichi TD1200 II - How it works

Nakamichi TD1200 II - demo

Nakamichi TD1200 II - demo

How Nakamichi Dragon NAAC system works

How Nakamichi Dragon NAAC system works

Hitachi D5500 demo

Hitachi D5500 demo

Nakamichi Dragon in autoreverse mode

Nakamichi Dragon in autoreverse mode

Hitachi D5500M Remote Control

Hitachi D5500M Remote Control

IR of D5500M after repair

IR of D5500M after repair

AKAI GX77 - How It Works

AKAI GX77 - How It Works

Hitachi D5500 @LAB2104

Hitachi D5500 @LAB2104

External module for Twin Quartz Reference Speed Control (designed by Boris Ribov)

External module for Twin Quartz Reference Speed Control (designed by Boris Ribov)

Quartz speed control for the Nakamichi decks - Part1/2

Quartz speed control for the Nakamichi decks - Part1/2

Quartz speed control for the Nakamichi decks - Part2/2

Quartz speed control for the Nakamichi decks - Part2/2

Jam Session @Bee Bop Cafe

Jam Session @Bee Bop Cafe

Jam Session @ Bee Bop Cafe

Jam Session @ Bee Bop Cafe

Noise of OpAmp in different designs

Noise of OpAmp in different designs

REVOX B77 AFTER MAINTENANCE BY BORIS RIBOV

REVOX B77 AFTER MAINTENANCE BY BORIS RIBOV

Unpack & Review AKG K701 headphones

Unpack & Review AKG K701 headphones