Teac VRDS-7 CD player test spectrums:

Fs / 4, -6.0 dB; Fs / 4 & 16 LSB toggle, -6.0 dB; Fs / 4 & 32 LSB toggle, -6.0 dB; Fs / 4 & 64 LSB toggle, -6.0 dB; Fs / 4 & 128 LSB toggle, -6.0 dB; Fs / 4 & 256 LSB toggle, -6.0 dB; Fs / 4 & 512 LSB toggle, -6.0 dB using 65k FFT, 7-Term FFT Window