Tower Speaker Reviews

Subwoofer: Radia 210i
Connections:
Speaker- and line-level ins and outs
Enclosure Type: Sealed
Woofer (size in inches, type): 10, Kevlar cones in a reaction-canceling design (2)
Power Rating (watts): 500
Crossover Bypass: Yes
Available Finishes: Black
Dimensions (H x W x D, inches): 14.5 x 13.5 x 17.8
Weight (pounds): 62
Price: $1,499

Speaker: Radia 520i
Type: planar, tower
Tweeter (size in inches, type): 50, planar ribbon
Midrange (size in inches, type): N/A
Woofer (size in inches, type): 6.5, paper cone (2)
Nominal Impedance (ohms): 4
Recommended Amp Power (watts): 50–250
Available Finishes: Black
Dimensions (H x W x D, inches): 70.25 x 9.25 x 13.25
Weight (pounds): 59
Price: $3,999/pair

Speaker: Radia 220i
Type: planar, center
Tweeter (size in inches, type): 3, planar ribbon
Midrange (size in inches, type): 8, planar ribbon (2)
Woofer (size in inches, type): 6.5, paper cone (2)
Nominal Impedance (ohms): 4
Recommended Amp Power (watts): 50–250
Available Finishes: Black
Dimensions (H x W x D, inches): 8.25 x 41 x 12
Weight (pounds): 52
Price: $1,699

Speaker: Radia 420i
Type: planar, tower
Tweeter (size in inches, type): 40, planar ribbon
Midrange (size in inches, type): N/A
Woofer (size in inches, type): 6.5, paper cone (2)
Nominal Impedance (ohms): 4
Recommended Amp Power (watts):50–250
Available Finishes: Black
Dimensions (H x W x D, inches): 58.875 x 9.25 x 13.25
Weight (pounds): 51
Price: $3,799/pair

The above listings are based on the manufacturer's stated specs; the HT Labs box below indicates the gear's performance on our test bench.

Bohlender-Graebener Radia Series Speaker System

Build Quality: 90
A 59-pound tower, a 51-pound tower, and a 52-pound center channel
Large, steel crossmember plinth with spikes provides stability

Value: 90
This system is pricey, so insist on auditioning before you buy
Requires a large room

Features: 92
Unusual planar drivers
Biwireable
The black anodized aluminum is attractive but shows fingerprints

Performance: 89
Well-balanced dispersion characteristics
Requires powerful, state-of-the-art electronics to maximize playback

Ergonomics: 85
Demands much room to breathe and is quite inflexible regarding setup requirements
Massive center channel may need a stand

Overall Rating: 89
These make music sound realistic and should be considered by the audiophile who loves home theater. Mate it with powerful, well-designed electronics and source components, and you'll be engrossed in music and film.

General information
Radia 520i Tower Speaker, $3,999/pair
Radia 220i Center-Channel Speaker, $1,699
Radia 420i Tower Speaker, $3,799/pair
Radia 210i Subwoofer, $1,499
Bohlender-Graebener
(888) 875-2627
www.bgcorp.com
Dealer Locator Code BGR