Subwoofer Reviews

Analog Source: Linn Sondek LP12 turntable with Linn Lingo power supply, Linn Ittok tonearm, Spectral moving-coil cartridge.
Digital Sources: Krell KRC-28 CD player, Sony SCD-C555ES SACD/CD multichannel player.
FM Tuners: Day-Sequerra Classic, McIntosh MR-78, Sony ST-5000.
Preamplification: Krell KCT preamplifier, Bryston 10B-SUB electronic crossover.
Power Amplifiers: Mark Levinson No.431, Krell FPB-600c.
Loudspeakers: Quad ESL-989; Velodyne DD-18, REL Studio III subwoofers.
Cables: Interconnect: Red Rose Silver Ones, Krell CAST, Levinson Silver single-ended, Bryston balanced. Speaker: Mark Levinson HFC 10, Pure Silver Cable (PSC) R50 biwire double ribbon, Ultralink Excelsior 6N OFHC, Coincident Speaker Technology CST.
Accessory: RadioShack 33-2050 analog SPL meter.—Larry Greenhill