BTC 5224IM IDE CD-RW RECORDER - Page 1
Tech Computer Corporation was established in 1982 in Taiwan. The company is
mainly engaged in optical storage solutions and optical electronics such as
CD-RW and DVD-ROM drives but lately has expanded the product range to digital
cameras, GPS systems and desktop accessories. The latest CD-RW drive from BTC
is the BTC 5224IM 52/24/52 IDE recorder. The drive is manufactured in December
2002 and challenges a part of the 52X recording market.
The official specifications of the drive are illustrated below.
The 52X CAV CD-R and 24X RW writing speeds among with the 52X CAV reading speeds
are possibly the most interesting features of the drive. The maximum audio extraction
speed is set to 40X and the supported cache buffer is 2MBNero Info Tool confirms
the specifications above among with some more detailed information:
The installed firmware version is v0012. BTC 5224IM supports the SuperLink
Buffer Underun Protection, (based upon MediaTek chipsets), and the Mount Rainier
format. The drive can also retrieve C2 error information. The following pictures
show the available reading/writing speeds:
- Recording Technology
The drive supports the 52X recording speed with the use of CAV recording technology.
As Nero CD Speed graph shows, the drive starts writing at 23.24X and accelerates
to 52.24X by the end of the disc. That gives an average theoretical writing
speed of 39.58X with 80min CD-R media.
- The package
got the European retail package an application software disc, containing Nero
Burning Rom v188.8.131.52.6, Nero InCD and manuals for various BTC drives. The package
does not include any CD-R or HS-RW media. The drive is priced at only Euro60-70.
The latest firmware is 0012 and can be downloaded at http://www.btcusa.com/cdrw.html
- Looking at the drive
On the front panel of the drive there are the eject/stop and play/skip buttons
used for audio CD playback. The volume selector and the headphone jack are placed
on the left side of the front panel. In the picture below you can also see the
"52x24x52" logo and the operation status LED.
On the rear panel of the drive you will find the IDE connector, the configuration
jumpers, the analogue and the digital audio output connectors and of course
the power connector.
- Inside the drive
After removing the bottom screws we can see the internal of the drive. Note
that by doing this the warranty becomes invalid. The drive uses Mediatek chipsets
as well as many other 52X writers (ASUS, CyberDrive).
The BTC 5224IM was installed as a Master device in the secondary IDE channel
of our test PC, and worked at Ultra DMA mode. After booting, it identified itself
as a "CDWRITER IDE5224". We used Nero v5.5.10, CloneCD v184.108.40.206
and Ahead InCD v3.51.91 for the recording tests. In the test sections the BTC
drive is compared to three other 52X writers from Aopen, CyberDrive and Asus.
In the test sections the BTC drive is compared to three other 52X writers from
Aopen, CyberDrive and Asus.